[PATCH 4.19 333/338] selftests: cgroup: Make cg_create() use 0755 for permission instead of 0644

Greg Kroah-Hartman
2022-04-14T14:02:02Z

From: Tejun Heo <tj@kernel.org>

commit b09c2baa56347ae65795350dfcc633dedb1c2970 upstream.

0644 is an odd perm to create a cgroup which is a directory. Use the regular
0755 instead. This is necessary for euid switching test case.

Reviewed-by: Michal Koutný <mkoutny@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
[OP: backport to 4.19: adjust context]
Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
tools/testing/selftests/cgroup/cgroup_util.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/tools/testing/selftests/cgroup/cgroup_util.c
+++ b/tools/testing/selftests/cgroup/cgroup_util.c
@@ -192,7 +192,7 @@ int cg_find_unified_root(char *root, siz

int cg_create(const char *cgroup)
{
- return mkdir(cgroup, 0644);
+ return mkdir(cgroup, 0755);
}

static int cg_killall(const char *cgroup)