diff mbox series

selftests/bpf: fix warning comparing pointer to 0

Message ID 1616032552-39866-1-git-send-email-jiapeng.chong@linux.alibaba.com
State Superseded
Headers show
Series selftests/bpf: fix warning comparing pointer to 0 | expand

Commit Message

Jiapeng Chong March 18, 2021, 1:55 a.m. UTC
Fix the following coccicheck warning:

./tools/testing/selftests/bpf/progs/fentry_test.c:76:15-16: WARNING
comparing pointer to 0.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
 tools/testing/selftests/bpf/progs/fentry_test.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Jiapeng Chong April 22, 2021, 8:09 a.m. UTC | #1
On 2021/3/19 0:23, Daniel Borkmann wrote:
> On 3/18/21 2:55 AM, Jiapeng Chong wrote:

>> Fix the following coccicheck warning:

>>

>> ./tools/testing/selftests/bpf/progs/fentry_test.c:76:15-16: WARNING

>> comparing pointer to 0.

>>

>> Reported-by: Abaci Robot <abaci@linux.alibaba.com>

>> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>

>> ---

>>   tools/testing/selftests/bpf/progs/fentry_test.c | 4 ++--

>>   1 file changed, 2 insertions(+), 2 deletions(-)

>>

>> diff --git a/tools/testing/selftests/bpf/progs/fentry_test.c 

>> b/tools/testing/selftests/bpf/progs/fentry_test.c

>> index 5f645fd..d4247d6 100644

>> --- a/tools/testing/selftests/bpf/progs/fentry_test.c

>> +++ b/tools/testing/selftests/bpf/progs/fentry_test.c

>> @@ -64,7 +64,7 @@ struct bpf_fentry_test_t {

>>   SEC("fentry/bpf_fentry_test7")

>>   int BPF_PROG(test7, struct bpf_fentry_test_t *arg)

>>   {

>> -    if (arg == 0)

>> +    if (!arg)

>>           test7_result = 1;

>>       return 0;

>>   }

>> @@ -73,7 +73,7 @@ int BPF_PROG(test7, struct bpf_fentry_test_t *arg)

>>   SEC("fentry/bpf_fentry_test8")

>>   int BPF_PROG(test8, struct bpf_fentry_test_t *arg)

>>   {

>> -    if (arg->a == 0)

>> +    if (!arg->a)

>>           test8_result = 1;

>>       return 0;

>>   }

>>

> 

> This doesn't apply. Please rebase against bpf-next tree, and also make 

> sure to

> squash any other such patches into a single one.


OK, I'll submit it to the latest branch bpf-next tree later.
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/progs/fentry_test.c b/tools/testing/selftests/bpf/progs/fentry_test.c
index 5f645fd..d4247d6 100644
--- a/tools/testing/selftests/bpf/progs/fentry_test.c
+++ b/tools/testing/selftests/bpf/progs/fentry_test.c
@@ -64,7 +64,7 @@  struct bpf_fentry_test_t {
 SEC("fentry/bpf_fentry_test7")
 int BPF_PROG(test7, struct bpf_fentry_test_t *arg)
 {
-	if (arg == 0)
+	if (!arg)
 		test7_result = 1;
 	return 0;
 }
@@ -73,7 +73,7 @@  int BPF_PROG(test7, struct bpf_fentry_test_t *arg)
 SEC("fentry/bpf_fentry_test8")
 int BPF_PROG(test8, struct bpf_fentry_test_t *arg)
 {
-	if (arg->a == 0)
+	if (!arg->a)
 		test8_result = 1;
 	return 0;
 }