diff mbox series

[bpf-next,06/24] selftests/bpf: Set errno when urand_spawn() fails

Message ID 20230125213817.1424447-7-iii@linux.ibm.com (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series Support bpf trampoline for s390x | expand

Checks

Context Check Description
bpf/vmtest-bpf-next-PR success PR summary
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count fail Series longer than 15 patches (and no cover letter)
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 12 maintainers not CCed: sdf@google.com kpsingh@kernel.org jolsa@kernel.org mykolal@fb.com martin.lau@linux.dev davemarchevsky@fb.com song@kernel.org linux-kselftest@vger.kernel.org john.fastabend@gmail.com shuah@kernel.org haoluo@google.com yhs@fb.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 7 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
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Commit Message

Ilya Leoshkevich Jan. 25, 2023, 9:37 p.m. UTC 
The result of urand_spawn() is checked with ASSERT_OK_PTR, which treats
NULL as success if errno == 0.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 tools/testing/selftests/bpf/prog_tests/usdt.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/prog_tests/usdt.c b/tools/testing/selftests/bpf/prog_tests/usdt.c
index 9ad9da0f215e..56ed1eb9b527 100644
--- a/tools/testing/selftests/bpf/prog_tests/usdt.c
+++ b/tools/testing/selftests/bpf/prog_tests/usdt.c
@@ -314,6 +314,7 @@  static FILE *urand_spawn(int *pid)
 
 	if (fscanf(f, "%d", pid) != 1) {
 		pclose(f);
+		errno = EINVAL;
 		return NULL;
 	}