readlinkat: ensure we return ENOENT for the empty pathname for normal lookups

[linux-2.6-block.git] / fs / super.c

diff --git a/fs/super.c b/fs/super.c
index 3f56a269a4f4e30c4c31feb0b73b05064cc974b9..32a81f3467e06835abdf8e5a3beb91acc3a2c161 100644 (file)
--- a/fs/super.c
+++ b/fs/super.c
@@ -61,7 +61,7 @@ static int prune_super(struct shrinker *shrink, struct shrink_control *sc)
                return -1;
 
        if (!grab_super_passive(sb))
-               return -1;
+               return !sc->nr_to_scan ? 0 : -1;
 
        if (sb->s_op && sb->s_op->nr_cached_objects)
                fs_objects = sb->s_op->nr_cached_objects(sb);