diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 3a382ed940306d7afcaa2d09addc9ac41cb4d59c..de86f2217816f21d145836b8fbc75e26794106fa 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3173,7 +3173,6 @@ struct btrfs_delalloc_work {
 
 struct btrfs_delalloc_work *btrfs_alloc_delalloc_work(struct inode *inode,
 						    int delay_iput);
-void btrfs_wait_and_free_delalloc_work(struct btrfs_delalloc_work *work);
 
 struct extent_map *btrfs_get_extent_fiemap(struct btrfs_inode *inode,
 		struct page *page, size_t pg_offset, u64 start,
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 775249f03dd321616df3a19a2089e66d68c3d808..ce2f9288df3ecb65ddcfa0c3314828c22ac1de84 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -10186,12 +10186,6 @@ struct btrfs_delalloc_work *btrfs_alloc_delalloc_work(struct inode *inode,
 	return work;
 }
 
-void btrfs_wait_and_free_delalloc_work(struct btrfs_delalloc_work *work)
-{
-	wait_for_completion(&work->completion);
-	kfree(work);
-}
-
 /*
  * some fairly slow code that needs optimization. This walks the list
  * of all the inodes with pending delalloc and forces them to disk.
@@ -10248,7 +10242,8 @@ static int __start_delalloc_inodes(struct btrfs_root *root, int delay_iput,
 out:
 	list_for_each_entry_safe(work, next, &works, list) {
 		list_del_init(&work->list);
-		btrfs_wait_and_free_delalloc_work(work);
+		wait_for_completion(&work->completion);
+		kfree(work);
 	}
 
 	if (!list_empty(&splice)) {