diff mbox series

[v1] Bluetooth: hci_event: Fix not indicating new connection for BIG Sync

Message ID 20240131162825.826774-1-luiz.dentz@gmail.com
State New
Headers show
Series [v1] Bluetooth: hci_event: Fix not indicating new connection for BIG Sync | expand

Commit Message

Luiz Augusto von Dentz Jan. 31, 2024, 4:28 p.m. UTC
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

BIG Sync (aka. Broadcast sink) requires to inform that the device is
connected when a data path is active otherwise userspace could attempt
to free resources allocated to the device object while scanning.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
---
 net/bluetooth/hci_event.c | 18 +++++++++++-------
 net/bluetooth/mgmt.c      |  3 +++
 2 files changed, 14 insertions(+), 7 deletions(-)

Comments

bluez.test.bot@gmail.com Jan. 31, 2024, 4:58 p.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=821786

---Test result---

Test Summary:
CheckPatch                    PASS      0.80 seconds
GitLint                       PASS      0.33 seconds
SubjectPrefix                 PASS      0.13 seconds
BuildKernel                   PASS      27.89 seconds
CheckAllWarning               PASS      30.81 seconds
CheckSparse                   WARNING   35.76 seconds
CheckSmatch                   WARNING   99.14 seconds
BuildKernel32                 PASS      27.12 seconds
TestRunnerSetup               PASS      433.23 seconds
TestRunner_l2cap-tester       PASS      22.89 seconds
TestRunner_iso-tester         PASS      42.58 seconds
TestRunner_bnep-tester        PASS      6.84 seconds
TestRunner_mgmt-tester        FAIL      227.13 seconds
TestRunner_rfcomm-tester      PASS      10.74 seconds
TestRunner_sco-tester         PASS      14.33 seconds
TestRunner_ioctl-tester       FAIL      17.16 seconds
TestRunner_mesh-tester        PASS      8.62 seconds
TestRunner_smp-tester         PASS      9.64 seconds
TestRunner_userchan-tester    PASS      7.22 seconds
IncrementalBuild              PASS      26.25 seconds

Details
##############################
Test: CheckSparse - WARNING
Desc: Run sparse tool with linux kernel
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
##############################
Test: CheckSmatch - WARNING
Desc: Run smatch tool with source
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
##############################
Test: TestRunner_mgmt-tester - FAIL
Desc: Run mgmt-tester with test-runner
Output:
Total: 497, Passed: 485 (97.6%), Failed: 11, Not Run: 1

Failed Test Cases
Get Clock Info - Success                             Timed out    2.354 seconds
Get Conn Info - Success                              Timed out    1.838 seconds
Get Conn Info - Power off                            Timed out    1.822 seconds
Adv. connectable & connected (peripheral) - Success  Timed out   10.770 seconds
Adv. non-connectable & connected (peripheral) - Success Timed out    9.992 seconds
Adv. connectable & connected (central) - Success     Timed out    9.996 seconds
Adv. non-connectable & connected (central) - Success Timed out    9.993 seconds
Ext Adv. connectable & connected (peripheral)        Timed out   10.618 seconds
Ext Adv. non-connectable & connected (peripheral)    Timed out   10.000 seconds
Ext Adv. connectable & connected (central)           Timed out    9.994 seconds
Ext Adv. non-connectable & connected (central)       Timed out   10.003 seconds
##############################
Test: TestRunner_ioctl-tester - FAIL
Desc: Run ioctl-tester with test-runner
Output:
Total: 28, Passed: 25 (89.3%), Failed: 3, Not Run: 0

Failed Test Cases
Connection List                                      Timed out    1.905 seconds
Connection Info                                      Timed out    1.991 seconds
Authentication Info                                  Timed out    2.512 seconds


---
Regards,
Linux Bluetooth
diff mbox series

Patch

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 31df5f5b7994..acd8a778eecc 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2526,9 +2526,7 @@  static void hci_check_pending_name(struct hci_dev *hdev, struct hci_conn *conn,
 	 * Only those in BT_CONFIG or BT_CONNECTED states can be
 	 * considered connected.
 	 */
-	if (conn &&
-	    (conn->state == BT_CONFIG || conn->state == BT_CONNECTED) &&
-	    !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
+	if (conn && (conn->state == BT_CONFIG || conn->state == BT_CONNECTED))
 		mgmt_device_connected(hdev, conn, name, name_len);
 
 	if (discov->state == DISCOVERY_STOPPED)
@@ -3760,8 +3758,9 @@  static void hci_remote_features_evt(struct hci_dev *hdev, void *data,
 		bacpy(&cp.bdaddr, &conn->dst);
 		cp.pscan_rep_mode = 0x02;
 		hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp);
-	} else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
+	} else {
 		mgmt_device_connected(hdev, conn, NULL, 0);
+	}
 
 	if (!hci_outgoing_auth_needed(hdev, conn)) {
 		conn->state = BT_CONNECTED;
@@ -3934,6 +3933,11 @@  static u8 hci_cc_le_setup_iso_path(struct hci_dev *hdev, void *data,
 		 * last.
 		 */
 		hci_connect_cfm(conn, rp->status);
+
+		/* Notify device connected in case it is a BIG Sync */
+		if (test_bit(HCI_CONN_BIG_SYNC, &conn->flags))
+			mgmt_device_connected(hdev, conn, NULL, 0);
+
 		break;
 	}
 
@@ -5008,8 +5012,9 @@  static void hci_remote_ext_features_evt(struct hci_dev *hdev, void *data,
 		bacpy(&cp.bdaddr, &conn->dst);
 		cp.pscan_rep_mode = 0x02;
 		hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp);
-	} else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
+	} else {
 		mgmt_device_connected(hdev, conn, NULL, 0);
+	}
 
 	if (!hci_outgoing_auth_needed(hdev, conn)) {
 		conn->state = BT_CONNECTED;
@@ -5982,8 +5987,7 @@  static void le_conn_complete_evt(struct hci_dev *hdev, u8 status,
 		goto unlock;
 	}
 
-	if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
-		mgmt_device_connected(hdev, conn, NULL, 0);
+	mgmt_device_connected(hdev, conn, NULL, 0);
 
 	conn->sec_level = BT_SECURITY_LOW;
 	conn->state = BT_CONFIG;
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 8c4493255f92..bf5717094f46 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -9689,6 +9689,9 @@  void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn,
 	u16 eir_len = 0;
 	u32 flags = 0;
 
+	if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
+		return;
+
 	/* allocate buff for LE or BR/EDR adv */
 	if (conn->le_adv_data_len > 0)
 		skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_CONNECTED,