btrfs: Remove unused variable

Src was initially part of 31ff1cd25d37 ("Btrfs: Copy into the log tree in
big batches"), however 16e7549f045d ("Btrfs: incompatible format change
to remove hole extents") changed parameters passed to copy_items which
made the src variable redundant.

Signed-off-by: Nikolay Borisov <[email protected]>
Reviewed-by: Timofey Titovets <[email protected]>
Reviewed-by: Josef Bacik <[email protected]>
Signed-off-by: David Sterba <[email protected]>

diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 963f22b1750868dbfd77b8e177886647a622c498..1036ac7313a7d6c76a319437bd66a8536600bd0c 100644 (file)
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -4647,7 +4647,6 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
        struct btrfs_key min_key;
        struct btrfs_key max_key;
        struct btrfs_root *log = root->log_root;
-       struct extent_buffer *src = NULL;
        LIST_HEAD(logged_list);
        u64 last_extent = 0;
        int err = 0;
@@ -4890,7 +4889,6 @@ again:
                        goto next_slot;
                }
 
-               src = path->nodes[0];
                if (ins_nr && ins_start_slot + ins_nr == path->slots[0]) {
                        ins_nr++;
                        goto next_slot;