[PATCH AUTOSEL 4.19 044/106] selftests/bpf: Fix memory leak in extract_build_id()
From: Sasha Levin <sashal@kernel.org>
Date: 2020-06-08 23:56:54
Also in:
bpf, linux-kselftest, lkml, stable
Subsystem:
bpf [general] (safe dynamic programs and tools), bpf [selftests] (test runners & infrastructure), kernel selftest framework, the rest · Maintainers:
Alexei Starovoitov, Daniel Borkmann, Andrii Nakryiko, Eduard Zingerman, Kumar Kartikeya Dwivedi, Shuah Khan, Linus Torvalds
From: Andrii Nakryiko <redacted>
[ Upstream commit 9f56bb531a809ecaa7f0ddca61d2cf3adc1cb81a ]
getline() allocates string, which has to be freed.
Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID")
Signed-off-by: Andrii Nakryiko <redacted>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Cc: Song Liu <redacted>
Link: https://lore.kernel.org/bpf/20200429012111.277390-7-andriin@fb.com (local)
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/testing/selftests/bpf/test_progs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index 89f8b0dae7ef..bad3505d66e0 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c@@ -1118,6 +1118,7 @@ static 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);
--
2.25.1