diff mbox series

[BlueZ,1/1] hcidump:fix array boundary issue le_meta_ev_dump()

Message ID 20230106013101.35016-2-jqian@calamp.com
State Superseded
Headers show
Series *** hcidump: fix array boundary issue le_meta_ev_dump *** | expand

Commit Message

Jing Qian Jan. 6, 2023, 1:31 a.m. UTC
le_meta_ev_dump() print array content without checking index boundary.
hcidump would crash if the event index is out-of-boundary
---
 tools/parser/hci.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

Comments

bluez.test.bot@gmail.com Jan. 6, 2023, 3:22 a.m. UTC | #1
This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=709369

---Test result---

Test Summary:
CheckPatch                    PASS      0.36 seconds
GitLint                       PASS      0.23 seconds
BuildEll                      PASS      32.63 seconds
BluezMake                     FAIL      231.39 seconds
MakeCheck                     FAIL      13.06 seconds
MakeDistcheck                 PASS      173.88 seconds
CheckValgrind                 FAIL      164.45 seconds
CheckSmatch                   FAIL      316.98 seconds
bluezmakeextell               FAIL      87.59 seconds
IncrementalBuild              FAIL      782.16 seconds
ScanBuild                     FAIL      1002.29 seconds

Details
##############################
Test: BluezMake - FAIL
Desc: Build BlueZ
Output:

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12514:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12514 | int main(int argc, char *argv[])
      |     ^~~~
tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4482: all] Error 2
##############################
Test: MakeCheck - FAIL
Desc: Run Bluez Make Check
Output:

tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make: *** [Makefile:11684: check] Error 2
##############################
Test: CheckValgrind - FAIL
Desc: Run Bluez Make Check with Valgrind
Output:

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12514:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12514 | int main(int argc, char *argv[])
      |     ^~~~
tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:11684: check] Error 2
##############################
Test: CheckSmatch - FAIL
Desc: Run smatch tool with source
Output:

src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:768:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:830:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1323:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1354:23: warning: Variable length array is used.
src/shared/gatt-server.c:275:25: warning: Variable length array is used.
src/shared/gatt-server.c:618:25: warning: Variable length array is used.
src/shared/gatt-server.c:717:25: warning: Variable length array is used.
src/shared/gatt-client.c:2743:33: warning: Variable length array is used.
src/shared/gatt-client.c:2973:23: warning: Variable length array is used.
src/shared/gatt-client.c:3054:23: warning: Variable length array is used.
src/shared/gatt-client.c:3493:23: warning: Variable length array is used.
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/shell.c:609:21: warning: non-ANSI function declaration of function 'bt_shell_usage'
src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:768:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:830:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1323:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1354:23: warning: Variable length array is used.
src/shared/gatt-server.c:275:25: warning: Variable length array is used.
src/shared/gatt-server.c:618:25: warning: Variable length array is used.
src/shared/gatt-server.c:717:25: warning: Variable length array is used.
src/shared/gatt-client.c:2743:33: warning: Variable length array is used.
src/shared/gatt-client.c:2973:23: warning: Variable length array is used.
src/shared/gatt-client.c:3054:23: warning: Variable length array is used.
src/shared/gatt-client.c:3493:23: warning: Variable length array is used.
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/shell.c:609:21: warning: non-ANSI function declaration of function 'bt_shell_usage'
tools/mesh-cfgtest.c:1305:17: warning: unknown escape sequence: '\%'
tools/sco-tester.c: note: in included file:
./lib/bluetooth.h:186:15: warning: array of flexible structures
./lib/bluetooth.h:191:31: warning: array of flexible structures
tools/bneptest.c:634:39: warning: unknown escape sequence: '\%'
tools/seq2bseq.c:57:26: warning: Variable length array is used.
tools/obex-client-tool.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
android/avctp.c:505:34: warning: Variable length array is used.
android/avctp.c:556:34: warning: Variable length array is used.
unit/test-avrcp.c:373:26: warning: Variable length array is used.
unit/test-avrcp.c:398:26: warning: Variable length array is used.
unit/test-avrcp.c:414:24: warning: Variable length array is used.
android/avrcp-lib.c:1085:34: warning: Variable length array is used.
android/avrcp-lib.c:1583:34: warning: Variable length array is used.
android/avrcp-lib.c:1612:34: warning: Variable length array is used.
android/avrcp-lib.c:1638:34: warning: Variable length array is used.
unit/test-mesh-crypto.c: note: in included file:
./mesh/crypto.c:1023:30: warning: non-ANSI function declaration of function 'mesh_crypto_check_avail'
profiles/input/device.c:165:26: warning: Variable length array is used.
mesh/mesh-io-mgmt.c:506:67: warning: Variable length array is used.
mesh/manager.c:66:35: warning: non-ANSI function declaration of function 'free_pending_add_call'
client/display.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:768:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:830:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1323:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1354:23: warning: Variable length array is used.
src/shared/gatt-server.c:275:25: warning: Variable length array is used.
src/shared/gatt-server.c:618:25: warning: Variable length array is used.
src/shared/gatt-server.c:717:25: warning: Variable length array is used.
src/shared/gatt-client.c:2743:33: warning: Variable length array is used.
src/shared/gatt-client.c:2973:23: warning: Variable length array is used.
src/shared/gatt-client.c:3054:23: warning: Variable length array is used.
src/shared/gatt-client.c:3493:23: warning: Variable length array is used.
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/shell.c:609:21: warning: non-ANSI function declaration of function 'bt_shell_usage'
monitor/packet.c: note: in included file:
monitor/display.h:82:26: warning: Variable length array is used.
monitor/packet.c:1799:26: warning: Variable length array is used.
monitor/packet.c: note: in included file:
monitor/bt.h:3551:52: warning: array of flexible structures
monitor/bt.h:3539:40: warning: array of flexible structures
monitor/l2cap.c: note: in included file:
monitor/display.h:82:26: warning: Variable length array is used.
monitor/msft.c: note: in included file:
monitor/msft.h:88:44: warning: array of flexible structures
monitor/att.c: note: in included file:
monitor/display.h:82:26: warning: Variable length array is used.
tools/rctest.c:624:33: warning: non-ANSI function declaration of function 'automated_send_recv'
tools/hex2hcd.c:135:26: warning: Variable length array is used.
tools/meshctl.c:324:33: warning: non-ANSI function declaration of function 'forget_mesh_devices'
tools/mesh-gatt/node.c:456:39: warning: non-ANSI function declaration of function 'node_get_local_node'
tools/mesh-gatt/net.c:1239:30: warning: non-ANSI function declaration of function 'get_next_seq'
tools/mesh-gatt/net.c:2193:29: warning: non-ANSI function declaration of function 'net_get_default_ttl'
tools/mesh-gatt/net.c:2207:26: warning: non-ANSI function declaration of function 'net_get_seq_num'
tools/mesh-gatt/prov.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
tools/mesh-gatt/onoff-model.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
mesh/crypto.c:1023:30: warning: non-ANSI function declaration of function 'mesh_crypto_check_avail'
ell/log.c:446:65: warning: non-ANSI function declaration of function 'register_debug_section'
ell/log.c:454:68: warning: non-ANSI function declaration of function 'free_debug_sections'
ell/random.c:75:42: warning: non-ANSI function declaration of function 'l_getrandom_is_supported'
ell/cipher.c:670:28: warning: non-ANSI function declaration of function 'init_supported'
ell/checksum.c:387:28: warning: non-ANSI function declaration of function 'init_supported'
ell/checksum.c:449:47: warning: non-ANSI function declaration of function 'l_checksum_cmac_aes_supported'
ell/cipher.c:529:24: warning: Variable length array is used.
ell/cert-crypto.c:51:33: warning: Variable length array is used.
ell/cert-crypto.c:147:36: warning: Variable length array is used.
ell/cert-crypto.c:203:36: warning: Variable length array is used.
ell/cert-crypto.c:256:31: warning: Variable length array is used.
ell/key.c:553:25: warning: Variable length array is used.
ell/dbus-service.c:563:49: warning: non-ANSI function declaration of function '_dbus_object_tree_new'
ell/dbus-filter.c:247:46: warning: Variable length array is used.
ell/tls.c:58:25: warning: Variable length array is used.
ell/tls.c:99:22: warning: Variable length array is used.
ell/tls.c:99:46: warning: Variable length array is used.
ell/tls.c:1832:26: warning: Variable length array is used.
ell/tls-suites.c:1091:25: warning: Variable length array is used.
ell/tls-suites.c:1093:34: warning: Variable length array is used.
ell/tls-suites.c:1096:41: warning: Variable length array is used.
ell/tls-suites.c:1145:41: warning: Variable length array is used.
tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4482: all] Error 2
##############################
Test: bluezmakeextell - FAIL
Desc: Build Bluez with External ELL
Output:

tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4482: all] Error 2
##############################
Test: IncrementalBuild - FAIL
Desc: Incremental build with the patches in the series
Output:
[BlueZ,1/1] hcidump:fix array boundary issue le_meta_ev_dump()

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12514:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12514 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avdtp.c: In function ‘main’:
unit/test-avdtp.c:766:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  766 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avrcp.c: In function ‘main’:
unit/test-avrcp.c:989:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  989 | int main(int argc, char *argv[])
      |     ^~~~
tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4482: all] Error 2
##############################
Test: ScanBuild - FAIL
Desc: Run Scan Build
Output:

src/shared/ad.c:369:19: warning: Use of zero-allocated memory
                                buf[(*pos)++] = ad_type;
                                              ^
1 warning generated.
src/shared/gatt-client.c:387:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:632:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:929:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1035:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1227:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1563:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1568:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2070:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2078:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3161:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3183:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
12 warnings generated.
src/shared/shell.c:1180:13: warning: Access to field 'options' results in a dereference of a null pointer (loaded from variable 'opt')
                        if (c != opt->options[index - offset].val) {
                                 ^~~~~~~~~~~~
1 warning generated.
src/shared/ad.c:369:19: warning: Use of zero-allocated memory
                                buf[(*pos)++] = ad_type;
                                              ^
1 warning generated.
src/shared/gatt-client.c:387:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:632:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:929:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1035:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1227:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1563:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1568:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2070:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2078:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3161:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3183:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
12 warnings generated.
src/shared/shell.c:1180:13: warning: Access to field 'options' results in a dereference of a null pointer (loaded from variable 'opt')
                        if (c != opt->options[index - offset].val) {
                                 ^~~~~~~~~~~~
1 warning generated.
tools/hciattach.c:816:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 10)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:864:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:886:8: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
                if ((n = read_hci_event(fd, resp, 10)) < 0) {
                     ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:908:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:929:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:973:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 6)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
6 warnings generated.
src/oui.c:50:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
src/oui.c:53:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
2 warnings generated.
tools/hcidump.c:180:9: warning: Potential leak of memory pointed to by 'dp'
                                if (fds[i].fd == sock)
                                    ^~~
tools/hcidump.c:248:17: warning: Assigned value is garbage or undefined
                                dh->ts_sec  = htobl(frm.ts.tv_sec);
                                            ^ ~~~~~~~~~~~~~~~~~~~~
tools/hcidump.c:326:9: warning: 1st function call argument is an uninitialized value
                                if (be32toh(dp.flags) & 0x02) {
                                    ^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
#  define be32toh(x) __bswap_32 (x)
                     ^~~~~~~~~~~~~~
tools/hcidump.c:341:20: warning: 1st function call argument is an uninitialized value
                                frm.data_len = be32toh(dp.len);
                                               ^~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
#  define be32toh(x) __bswap_32 (x)
                     ^~~~~~~~~~~~~~
tools/hcidump.c:346:14: warning: 1st function call argument is an uninitialized value
                                opcode = be32toh(dp.flags) & 0xffff;
                                         ^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
#  define be32toh(x) __bswap_32 (x)
                     ^~~~~~~~~~~~~~
tools/hcidump.c:384:17: warning: Assigned value is garbage or undefined
                        frm.data_len = btohs(dh.len);
                                     ^ ~~~~~~~~~~~~~
tools/hcidump.c:394:11: warning: Assigned value is garbage or undefined
                frm.len = frm.data_len;
                        ^ ~~~~~~~~~~~~
tools/hcidump.c:398:9: warning: 1st function call argument is an uninitialized value
                        ts = be64toh(ph.ts);
                             ^~~~~~~~~~~~~~
/usr/include/endian.h:51:22: note: expanded from macro 'be64toh'
#  define be64toh(x) __bswap_64 (x)
                     ^~~~~~~~~~~~~~
tools/hcidump.c:403:13: warning: 1st function call argument is an uninitialized value
                        frm.in = be32toh(dp.flags) & 0x01;
                                 ^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
#  define be32toh(x) __bswap_32 (x)
                     ^~~~~~~~~~~~~~
tools/hcidump.c:408:11: warning: Assigned value is garbage or undefined
                        frm.in = dh.in;
                               ^ ~~~~~
tools/hcidump.c:437:7: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        fd = open(file, open_flags, 0644);
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
11 warnings generated.
tools/rfcomm.c:228:3: warning: Value stored to 'i' is never read
                i = execvp(cmdargv[0], cmdargv);
                ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:228:7: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                i = execvp(cmdargv[0], cmdargv);
                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:348:8: warning: Although the value stored to 'fd' is used in the enclosing expression, the value is never actually read from 'fd'
                if ((fd = open(devname, O_RDONLY | O_NOCTTY)) < 0) {
                     ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:491:14: warning: Assigned value is garbage or undefined
        req.channel = raddr.rc_channel;
                    ^ ~~~~~~~~~~~~~~~~
tools/rfcomm.c:509:8: warning: Although the value stored to 'fd' is used in the enclosing expression, the value is never actually read from 'fd'
                if ((fd = open(devname, O_RDONLY | O_NOCTTY)) < 0) {
                     ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 warnings generated.
src/sdp-xml.c:126:10: warning: Assigned value is garbage or undefined
                buf[1] = data[i + 1];
                       ^ ~~~~~~~~~~~
src/sdp-xml.c:300:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
src/sdp-xml.c:338:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
3 warnings generated.
tools/ciptool.c:350:7: warning: 5th function call argument is an uninitialized value
        sk = do_connect(ctl, dev_id, &src, &dst, psm, (1 << CMTP_LOOPBACK));
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/sdptool.c:941:26: warning: Result of 'malloc' is converted to a pointer of type 'uint32_t', which is incompatible with sizeof operand type 'int'
                        uint32_t *value_int = malloc(sizeof(int));
                        ~~~~~~~~~~            ^~~~~~ ~~~~~~~~~~~
tools/sdptool.c:980:4: warning: 1st function call argument is an uninitialized value
                        free(allocArray[i]);
                        ^~~~~~~~~~~~~~~~~~~
tools/sdptool.c:3777:2: warning: Potential leak of memory pointed to by 'si.name'
        return add_service(0, &si);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~
tools/sdptool.c:4112:4: warning: Potential leak of memory pointed to by 'context.svc'
                        return -1;
                        ^~~~~~~~~
4 warnings generated.
tools/avtest.c:224:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:234:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:243:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:257:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:264:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:271:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:278:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:289:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:293:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:302:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:306:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:315:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:322:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:344:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:348:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:357:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:361:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:374:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:378:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:385:4: warning: Value stored to 'len' is never read
                        len = write(sk, buf, 2);
                        ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:395:4: warning: Value stored to 'len' is never read
                        len = write(sk, buf, 2);
                        ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:559:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 2);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:567:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, invalid ? 2 : 3);
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:581:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 4 + sizeof(media_transport));
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:594:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:604:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:616:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:631:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:643:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:652:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:659:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 2);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:695:2: warning: Value stored to 'len' is never read
        len = write(sk, buf, AVCTP_HEADER_LENGTH + sizeof(play_pressed));
        ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
32 warnings generated.
tools/btproxy.c:836:15: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                        tcp_port = atoi(optarg);
                                   ^~~~~~~~~~~~
tools/btproxy.c:839:8: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                        if (strlen(optarg) > 3 && !strncmp(optarg, "hci", 3))
                            ^~~~~~~~~~~~~~
2 warnings generated.
tools/create-image.c:76:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:84:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:92:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:105:2: warning: Value stored to 'fd' is never read
        fd = -1;
        ^    ~~
4 warnings generated.
tools/btgatt-client.c:1597:2: warning: Value stored to 'argv' is never read
        argv += optind;
        ^       ~~~~~~
1 warning generated.
tools/btgatt-server.c:1212:2: warning: Value stored to 'argv' is never read
        argv -= optind;
        ^       ~~~~~~
1 warning generated.
tools/check-selftest.c:42:3: warning: Value stored to 'ptr' is never read
                ptr = fgets(result, sizeof(result), fp);
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/gatt-service.c:294:2: warning: 2nd function call argument is an uninitialized value
        chr_write(chr, value, len);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/obex-server-tool.c:133:13: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        data->fd = open(name, O_WRONLY | O_CREAT | O_NOCTTY, 0600);
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/obex-server-tool.c:192:13: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        data->fd = open(name, O_RDONLY | O_NOCTTY, 0);
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
tools/btpclientctl.c:402:3: warning: Value stored to 'bit' is never read
                bit = 0;
                ^     ~
tools/btpclientctl.c:1655:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
        memcpy(cp->data, ad_data, ad_len);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
src/sdpd-request.c:211:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint16_t'
                                pElem = malloc(sizeof(uint16_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
src/sdpd-request.c:239:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint32_t'
                                pElem = malloc(sizeof(uint32_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
2 warnings generated.
android/avrcp-lib.c:1968:3: warning: 1st function call argument is an uninitialized value
                g_free(text[i]);
                ^~~~~~~~~~~~~~~
1 warning generated.
unit/test-midi.c:541:82: error: function definition is not allowed here
        void compare_events_cb(const struct midi_write_parser *parser, void *user_data) {
                                                                                        ^
unit/test-midi.c:587:17: error: use of undeclared identifier 'compare_events_cb'; did you mean 'compare_events'?
                                     compare_events_cb, &midi_data);
                                     ^~~~~~~~~~~~~~~~~
                                     compare_events
unit/test-midi.c:237:13: note: 'compare_events' declared here
static void compare_events(const snd_seq_event_t *ev1,
            ^
2 errors generated.
In file included from unit/test-mesh-crypto.c:20:
In file included from ./mesh/crypto.c:18:
In file included from ./ell/ell.h:1:
./ell/util.h:187:9: warning: 1st function call argument is an uninitialized value
        return L_BE32_TO_CPU(L_GET_UNALIGNED((const uint32_t *) ptr));
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./ell/util.h:89:28: note: expanded from macro 'L_BE32_TO_CPU'
#define L_BE32_TO_CPU(val) bswap_32(val)
                           ^~~~~~~~~~~~~
/usr/include/byteswap.h:34:21: note: expanded from macro 'bswap_32'
#define bswap_32(x) __bswap_32 (x)
                    ^~~~~~~~~~~~~~
unit/test-mesh-crypto.c:965:11: warning: The left expression of the compound assignment is an uninitialized value. The computed value will also be garbage
                key_aid |= KEY_ID_AKF;
                ~~~~~~~ ^
unit/test-mesh-crypto.c:1008:2: warning: 4th function call argument is an uninitialized value
        verify_uint8("NID", 0, keys->net_nid, nid);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
unit/test-mesh-crypto.c:1289:6: warning: Branch condition evaluates to a garbage value
        if (ctl) {
            ^~~
unit/test-mesh-crypto.c:1509:7: warning: Branch condition evaluates to a garbage value
                if (net_ctl) {
                    ^~~~~~~
unit/test-mesh-crypto.c:1763:2: warning: 1st function call argument is an uninitialized value
        l_put_be64(cmac_tmp, cmac);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~
6 warnings generated.
profiles/health/hdp.c:644:3: warning: Use of memory after it is freed
                hdp_tmp_dc_data_unref(dc_data);
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
profiles/health/hdp.c:800:19: warning: Use of memory after it is freed
                path = g_strdup(chan->path);
                                ^~~~~~~~~~
profiles/health/hdp.c:1779:6: warning: Use of memory after it is freed
                                        hdp_tmp_dc_data_ref(hdp_conn),
                                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
profiles/health/hdp.c:1836:30: warning: Use of memory after it is freed
        reply = g_dbus_create_error(data->msg, ERROR_INTERFACE ".HealthError",
                                    ^~~~~~~~~
4 warnings generated.
profiles/health/hdp_util.c:1053:2: warning: Use of memory after it is freed
        conn_data->func(conn_data->data, gerr);
        ^~~~~~~~~~~~~~~
1 warning generated.
profiles/midi/midi.c:61:75: error: function definition is not allowed here
        void foreach_cb(const struct midi_write_parser *parser, void *user_data) {
                                                                                 ^
profiles/midi/midi.c:78:40: error: use of undeclared identifier 'foreach_cb'
                midi_read_ev(&midi->midi_out, event, foreach_cb, midi);
                                                     ^
2 errors generated.
attrib/gatt.c:970:2: warning: Potential leak of memory pointed to by 'long_write'
        return prepare_write(long_write);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/sdpd-request.c:211:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint16_t'
                                pElem = malloc(sizeof(uint16_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
src/sdpd-request.c:239:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint32_t'
                                pElem = malloc(sizeof(uint32_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
2 warnings generated.
src/sdp-xml.c:126:10: warning: Assigned value is garbage or undefined
                buf[1] = data[i + 1];
                       ^ ~~~~~~~~~~~
src/sdp-xml.c:300:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
src/sdp-xml.c:338:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
3 warnings generated.
src/sdp-client.c:353:14: warning: Access to field 'cb' results in a dereference of a null pointer
        (*ctxt)->cb = cb;
        ~~~~~~~~~~~~^~~~
1 warning generated.
src/gatt-database.c:1138:10: warning: Value stored to 'bits' during its initialization is never read
        uint8_t bits[] = { BT_GATT_CHRC_CLI_FEAT_ROBUST_CACHING,
                ^~~~     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/advertising.c:898:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
        memcpy(cp->data + adv_data_len, scan_rsp, scan_rsp_len);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
gobex/gobex-header.c:67:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
        memcpy(to, from, count);
        ^~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
gobex/gobex-transfer.c:423:7: warning: Use of memory after it is freed
        if (!g_slist_find(transfers, transfer))
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
gdbus/watch.c:204:3: warning: Attempt to free released memory
                g_free(l->data);
                ^~~~~~~~~~~~~~~
1 warning generated.
src/shared/ad.c:369:19: warning: Use of zero-allocated memory
                                buf[(*pos)++] = ad_type;
                                              ^
1 warning generated.
src/shared/gatt-client.c:387:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:632:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:929:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1035:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1227:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1563:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1568:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2070:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2078:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3161:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3183:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
12 warnings generated.
src/shared/shell.c:1180:13: warning: Access to field 'options' results in a dereference of a null pointer (loaded from variable 'opt')
                        if (c != opt->options[index - offset].val) {
                                 ^~~~~~~~~~~~
1 warning generated.
monitor/l2cap.c:1616:4: warning: Value stored to 'data' is never read
                        data += len;
                        ^       ~~~
monitor/l2cap.c:1617:4: warning: Value stored to 'size' is never read
                        size -= len;
                        ^       ~~~
2 warnings generated.
monitor/hwdb.c:59:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
monitor/hwdb.c:64:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
monitor/hwdb.c:106:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
monitor/hwdb.c:111:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
4 warnings generated.
lib/hci.c:97:4: warning: Value stored to 'ptr' is never read
                        ptr += sprintf(ptr, "%s", m->str);
                        ^      ~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/bluemoon.c:1101:8: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                        if (strlen(optarg) > 3 && !strncmp(optarg, "hci", 3))
                            ^~~~~~~~~~~~~~
1 warning generated.
tools/meshctl.c:326:19: warning: Access to field 'mesh_devices' results in a dereference of a null pointer (loaded from variable 'default_ctrl')
        g_list_free_full(default_ctrl->mesh_devices, g_free);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~
tools/meshctl.c:762:2: warning: 2nd function call argument is an uninitialized value
        bt_shell_printf("Attempting to disconnect from %s\n", addr);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/meshctl.c:1957:2: warning: Value stored to 'len' is never read
        len = len + extra + strlen("local_node.json");
        ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
3 warnings generated.
lib/sdp.c:507:16: warning: Dereference of undefined pointer value
                int8_t dtd = *(uint8_t *) dtds[i];
                             ^~~~~~~~~~~~~~~~~~~~
lib/sdp.c:535:17: warning: Dereference of undefined pointer value
                uint8_t dtd = *(uint8_t *) dtds[i];
                              ^~~~~~~~~~~~~~~~~~~~
lib/sdp.c:580:12: warning: Access to field 'attrId' results in a dereference of a null pointer (loaded from variable 'd')
        d->attrId = attr;
        ~         ^
lib/sdp.c:1870:26: warning: Potential leak of memory pointed to by 'ap'
        for (; pdlist; pdlist = pdlist->next) {
                                ^~~~~~
lib/sdp.c:1884:6: warning: Potential leak of memory pointed to by 'pds'
                ap = sdp_list_append(ap, pds);
                ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
lib/sdp.c:1929:10: warning: Potential leak of memory pointed to by 'u'
                        *seqp = sdp_list_append(*seqp, u);
                        ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/sdp.c:2034:4: warning: Potential leak of memory pointed to by 'lang'
                        sdp_list_free(*langSeq, free);
                        ^~~~~~~~~~~~~
lib/sdp.c:2123:9: warning: Potential leak of memory pointed to by 'profDesc'
        return 0;
               ^
lib/sdp.c:3250:8: warning: Potential leak of memory pointed to by 'pSvcRec'
                pSeq = sdp_list_append(pSeq, pSvcRec);
                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/sdp.c:3251:9: warning: Potential leak of memory pointed to by 'pSeq'
                pdata += sizeof(uint32_t);
                ~~~~~~^~~~~~~~~~~~~~~~~~~
lib/sdp.c:4587:13: warning: Potential leak of memory pointed to by 'rec_list'
                        } while (scanned < attr_list_len && pdata_len > 0);
                                 ^~~~~~~
lib/sdp.c:4883:40: warning: Potential leak of memory pointed to by 'tseq'
        for (d = sdpdata->val.dataseq; d; d = d->next) {
                                              ^
lib/sdp.c:4919:8: warning: Potential leak of memory pointed to by 'subseq'
                tseq = sdp_list_append(tseq, subseq);
                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
13 warnings generated.
In file included from tools/mesh-gatt/crypto.c:32:
./src/shared/util.h:169:9: warning: 1st function call argument is an uninitialized value
        return be32_to_cpu(get_unaligned((const uint32_t *) ptr));
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./src/shared/util.h:31:26: note: expanded from macro 'be32_to_cpu'
#define be32_to_cpu(val) bswap_32(val)
                         ^~~~~~~~~~~~~
/usr/include/byteswap.h:34:21: note: expanded from macro 'bswap_32'
#define bswap_32(x) __bswap_32 (x)
                    ^~~~~~~~~~~~~~
In file included from tools/mesh-gatt/crypto.c:32:
./src/shared/util.h:179:9: warning: 1st function call argument is an uninitialized value
        return be64_to_cpu(get_unaligned((const uint64_t *) ptr));
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
./src/shared/util.h:32:26: note: expanded from macro 'be64_to_cpu'
#define be64_to_cpu(val) bswap_64(val)
                         ^~~~~~~~~~~~~
/usr/include/byteswap.h:37:21: note: expanded from macro 'bswap_64'
#define bswap_64(x) __bswap_64 (x)
                    ^~~~~~~~~~~~~~
2 warnings generated.
ell/queue.c:529:4: warning: Value stored to 'entry' is never read
                        entry = entry->next;
                        ^       ~~~~~~~~~~~
1 warning generated.
ell/pem.c:146:8: warning: Dereference of null pointer (loaded from variable 'eol')
                        if (*eol == '\r' || *eol == '\n')
                            ^~~~
ell/pem.c:181:18: warning: Dereference of null pointer (loaded from variable 'eol')
                if (buf_len && *eol == '\r' && *buf_ptr == '\n') {
                               ^~~~
ell/pem.c:181:34: warning: Dereference of null pointer (loaded from variable 'buf_ptr')
                if (buf_len && *eol == '\r' && *buf_ptr == '\n') {
                                               ^~~~~~~~
ell/pem.c:319:11: warning: 1st function call argument is an uninitialized value
        result = pem_load_buffer(file.data, file.st.st_size,
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ell/pem.c:484:9: warning: 1st function call argument is an uninitialized value
        list = l_pem_load_certificate_list_from_data(file.data,
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 warnings generated.
ell/cert.c:657:41: warning: Access to field 'asn1_len' results in a dereference of a null pointer (loaded from variable 'cert')
        key = l_key_new(L_KEY_RSA, cert->asn1, cert->asn1_len);
                                               ^~~~~~~~~~~~~~
ell/cert.c:1690:8: warning: Although the value stored to 'elem_data' is used in the enclosing expression, the value is never actually read from 'elem_data'
        if (!(elem_data = asn1_der_find_elem(seq, seq_len,
              ^           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
ell/dbus.c:1707:10: warning: Although the value stored to 'type' is used in the enclosing expression, the value is never actually read from 'type'
        while ((type = va_arg(args, enum l_dbus_match_type)) !=
                ^      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
ell/gvariant-util.c:158:18: warning: The left operand of '>' is a garbage value
                        if (alignment > max_alignment)
                            ~~~~~~~~~ ^
ell/gvariant-util.c:471:5: warning: Dereference of null pointer
                        !children[0].fixed_size) {
                         ^~~~~~~~~~~~~~~~~~~~~~
ell/gvariant-util.c:861:2: warning: Value stored to 'i' is never read
        i = container->offset_index - 1;
        ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
3 warnings generated.
ell/ecc-external.c:68:24: warning: The left operand of '&' is a garbage value
        return (vli[bit / 64] & ((uint64_t) 1 << (bit % 64)));
                ~~~~~~~~~~~~~ ^
ell/ecc-external.c:160:18: warning: The right operand of '-' is a garbage value
                diff = left[i] - right[i] - borrow;
                               ^ ~~~~~~~~
2 warnings generated.
tools/parser/hci.c: In function ‘le_meta_ev_dump’:
tools/parser/hci.c:3661:15: error: comparison is always true due to limited range of data type [-Werror=type-limits]
 3661 |  if (subevent >= 0 && subevent <= LE_EV_NUM) {
      |               ^~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7545: tools/parser/hci.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4482: all] Error 2


---
Regards,
Linux Bluetooth
diff mbox series

Patch

diff --git a/tools/parser/hci.c b/tools/parser/hci.c
index db7d32c011b9..b434b879a292 100644
--- a/tools/parser/hci.c
+++ b/tools/parser/hci.c
@@ -3657,7 +3657,12 @@  static inline void le_meta_ev_dump(int level, struct frame *frm)
 	frm->len -= EVT_LE_META_EVENT_SIZE;
 
 	p_indent(level, frm);
-	printf("%s\n", ev_le_meta_str[subevent]);
+
+	if (subevent >= 0 && subevent <= LE_EV_NUM) {
+		printf("%s\n", ev_le_meta_str[subevent]);
+	} else {
+		printf("Undefined--> %d\n", subevent);
+	}
 
 	switch (mevt->subevent) {
 	case EVT_LE_CONN_COMPLETE: