[v2,bpf-next,06/11] selftests/bpf: fix memory leak in extract_build_id()

Message ID 20200429012111.277390-7-andriin@fb.com
State New
Headers show
Series
  • [v2,bpf-next,01/11] selftests/bpf: ensure test flavors use correct skeletons
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Commit Message

Andrii Nakryiko April 29, 2020, 1:21 a.m.
getline() allocates string, which has to be freed.

Cc: Song Liu <songliubraving@fb.com>
Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
---
 tools/testing/selftests/bpf/test_progs.c | 1 +
 1 file changed, 1 insertion(+)

Patch

diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index 86d0020c9eec..93970ec1c9e9 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -351,6 +351,7 @@  int extract_build_id(char *build_id, size_t size)
 		len = size;
 	memcpy(build_id, line, len);
 	build_id[len] = '\0';
+	free(line);
 	return 0;
 err:
 	fclose(fp);