diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 6c08c03fc03cec5a8c719583532611d73783f0a2..1e9cceeaf4c42017ea528071021fd26b2a152319 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2772,12 +2772,10 @@ static void relink_file_extents(struct new_sa_defrag_extent *new)
 	struct sa_defrag_extent_backref *backref;
 	struct sa_defrag_extent_backref *prev = NULL;
 	struct inode *inode;
-	struct btrfs_root *root;
 	struct rb_node *node;
 	int ret;
 
 	inode = new->inode;
-	root = BTRFS_I(inode)->root;
 
 	path = btrfs_alloc_path();
 	if (!path)