diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 70f6dc7..5be54ce 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7127,7 +7127,7 @@ static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
 			}
 		}
 
-		ret = add_to_free_space_tree(trans, info, bytenr, num_bytes);
+		ret = add_to_free_space_tree(trans, bytenr, num_bytes);
 		if (ret) {
 			btrfs_abort_transaction(trans, ret);
 			goto out;
diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c
index 36da2c3..494ff08 100644
--- a/fs/btrfs/free-space-tree.c
+++ b/fs/btrfs/free-space-tree.c
@@ -999,14 +999,13 @@ int __add_to_free_space_tree(struct btrfs_trans_handle *trans,
 }
 
 int add_to_free_space_tree(struct btrfs_trans_handle *trans,
-			   struct btrfs_fs_info *fs_info,
 			   u64 start, u64 size)
 {
 	struct btrfs_block_group_cache *block_group;
 	struct btrfs_path *path;
 	int ret;
 
-	if (!btrfs_fs_compat_ro(fs_info, FREE_SPACE_TREE))
+	if (!btrfs_fs_compat_ro(trans->fs_info, FREE_SPACE_TREE))
 		return 0;
 
 	path = btrfs_alloc_path();
@@ -1015,7 +1014,7 @@ int add_to_free_space_tree(struct btrfs_trans_handle *trans,
 		goto out;
 	}
 
-	block_group = btrfs_lookup_block_group(fs_info, start);
+	block_group = btrfs_lookup_block_group(trans->fs_info, start);
 	if (!block_group) {
 		ASSERT(0);
 		ret = -ENOENT;
diff --git a/fs/btrfs/free-space-tree.h b/fs/btrfs/free-space-tree.h
index 9591632..3133651d 100644
--- a/fs/btrfs/free-space-tree.h
+++ b/fs/btrfs/free-space-tree.h
@@ -23,7 +23,6 @@ int add_block_group_free_space(struct btrfs_trans_handle *trans,
 int remove_block_group_free_space(struct btrfs_trans_handle *trans,
 				  struct btrfs_block_group_cache *block_group);
 int add_to_free_space_tree(struct btrfs_trans_handle *trans,
-			   struct btrfs_fs_info *fs_info,
 			   u64 start, u64 size);
 int remove_from_free_space_tree(struct btrfs_trans_handle *trans,
 				u64 start, u64 size);