diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 2fc879a0a2b73690896581f3c802e8acb940bad9..19239ad3c6d1e30081e18e724cc78a30663eb787 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1858,7 +1858,6 @@ void setup_inline_extent_backref(struct btrfs_fs_info *fs_info,
 }
 
 static int lookup_extent_backref(struct btrfs_trans_handle *trans,
-				 struct btrfs_fs_info *fs_info,
 				 struct btrfs_path *path,
 				 struct btrfs_extent_inline_ref **ref_ret,
 				 u64 bytenr, u64 num_bytes, u64 parent,
@@ -6878,9 +6877,8 @@ static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
 	if (is_data)
 		skinny_metadata = false;
 
-	ret = lookup_extent_backref(trans, info, path, &iref,
-				    bytenr, num_bytes, parent,
-				    root_objectid, owner_objectid,
+	ret = lookup_extent_backref(trans, path, &iref, bytenr, num_bytes,
+				    parent, root_objectid, owner_objectid,
 				    owner_offset);
 	if (ret == 0) {
 		extent_slot = path->slots[0];