btrfs: replace path->slots[0] with otherwise unused variable 'slot'

Signed-off-by: Valentina Giusti <valentina.giusti@microon.de>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <clm@fb.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 3775947429b2..826b98c211ae 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -1683,8 +1683,8 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
                 btrfs_release_path(path);
 
                 leaf = path->nodes[0];
-                item_size = btrfs_item_size_nr(leaf, path->slots[0]);
-                ptr = btrfs_item_ptr_offset(leaf, path->slots[0]);
+                item_size = btrfs_item_size_nr(leaf, slot);
+                ptr = btrfs_item_ptr_offset(leaf, slot);
                 cur_offset = 0;
 
                 while (cur_offset < item_size) {