Btrfs: Fix looping on readdir of the subvol roots

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 913ab128eee1..3e79572a5cb1 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1465,7 +1465,10 @@ read_dir_items:
                         di = (struct btrfs_dir_item *)((char *)di + di_len);
                 }
         }
-        filp->f_pos = INT_LIMIT(typeof(filp->f_pos));
+        if (key_type == BTRFS_DIR_INDEX_KEY)
+                filp->f_pos = INT_LIMIT(typeof(filp->f_pos));
+        else
+                filp->f_pos++;
 nopos:
         ret = 0;
 err: