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-rw-r--r--fs/posix_acl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/posix_acl.c b/fs/posix_acl.c
index fda167069617..5a76fb35923a 100644
--- a/fs/posix_acl.c
+++ b/fs/posix_acl.c
@@ -175,7 +175,7 @@ static struct posix_acl *__get_acl(struct mnt_idmap *idmap,
* Cache the result, but only if our sentinel is still in place.
*/
posix_acl_dup(acl);
- if (unlikely(cmpxchg(p, sentinel, acl) != sentinel))
+ if (unlikely(!try_cmpxchg(p, &sentinel, acl)))
posix_acl_release(acl);
return acl;
}