diff --git a/mm/mlock.c b/mm/mlock.c
index c6946c91193d..0cee3f97d3df 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -837,6 +837,7 @@ int user_shm_lock(size_t size, struct ucounts *ucounts)
 	}
 	if (!get_ucounts(ucounts)) {
 		dec_rlimit_ucounts(ucounts, UCOUNT_RLIMIT_MEMLOCK, locked);
+		allowed = 0;
 		goto out;
 	}
 	allowed = 1;