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| author | Gaurav Singh <gaurav1086@gmail.com> | 2020-08-06 23:17:25 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-26 11:42:13 +0200 |
| commit | eee28727878bebdd9a7559da8b7cbd199f2dfb5f (patch) | |
| tree | afd043b521827e77cffdff4d4e828a5f9842d7c3 | |
| parent | eefcd6cd4e65a55aaadb801c027773a22d6430ec (diff) | |
tools/testing/selftests/cgroup/cgroup_util.c: cg_read_strcmp: fix null pointer dereference
[ Upstream commit d830020656c5b68ced962ed3cb51a90e0a89d4c4 ]
Haven't reproduced this issue. This PR is does a minor code cleanup.
Signed-off-by: Gaurav Singh <gaurav1086@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Michal Koutn <mkoutny@suse.com>
Cc: Roman Gushchin <guro@fb.com>
Cc: Christian Brauner <christian.brauner@ubuntu.com>
Cc: Chris Down <chris@chrisdown.name>
Link: http://lkml.kernel.org/r/20200726013808.22242-1-gaurav1086@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | tools/testing/selftests/cgroup/cgroup_util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/cgroup/cgroup_util.c b/tools/testing/selftests/cgroup/cgroup_util.c index 8a637ca7d73a..05853b0b8831 100644 --- a/tools/testing/selftests/cgroup/cgroup_util.c +++ b/tools/testing/selftests/cgroup/cgroup_util.c @@ -106,7 +106,7 @@ int cg_read_strcmp(const char *cgroup, const char *control, /* Handle the case of comparing against empty string */ if (!expected) - size = 32; + return -1; else size = strlen(expected) + 1; |