[PATCH] cgroup: Fix an error handling path in alloc_pagecache_max_30M()

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If the first goto is taken, 'fd' is not opened yet (and is un-initialized).
So a direct return is safer.

Fixes: c1a31a2f7a9c ("cgroup: fix racy check in alloc_pagecache_max_30M() helper function")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
 tools/testing/selftests/cgroup/test_memcontrol.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c
index c3d0d5f7b19c..8833359556f3 100644
--- a/tools/testing/selftests/cgroup/test_memcontrol.c
+++ b/tools/testing/selftests/cgroup/test_memcontrol.c
@@ -448,7 +448,7 @@ static int alloc_pagecache_max_30M(const char *cgroup, void *arg)
 	high = cg_read_long(cgroup, "memory.high");
 	max = cg_read_long(cgroup, "memory.max");
 	if (high != MB(30) && max != MB(30))
-		goto cleanup;
+		return -1;
 
 	fd = get_temp_fd();
 	if (fd < 0)
-- 
2.34.1





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