Btrfs: kill unused code in btrfs_search_forward

After commit cf7d3a03f6dbddc2bc81943ea617b8a16313880a
(btrfs: remove cache only arguments from defrag path), @blockptr is no more
used.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 33e9dbdd043df60a9a83c852b6f430e0526eed2a..8f3d6f893585cca6c4212468f104d7f3ff68b998 100644 (file)
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -4914,10 +4914,8 @@ again:
                 * If it is too old, old, skip to the next one.
                 */
                while (slot < nritems) {
-                       u64 blockptr;
                        u64 gen;
 
-                       blockptr = btrfs_node_blockptr(cur, slot);
                        gen = btrfs_node_ptr_generation(cur, slot);
                        if (gen < min_trans) {
                                slot++;