diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c
index 1dea35ac7139d9c55452854793daf3382b7729e1..3937a3baf2f5b0f43c0c01109415c2942f90afdc 100644
--- a/fs/btrfs/free-space-tree.c
+++ b/fs/btrfs/free-space-tree.c
@@ -316,10 +316,10 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
 }
 
 int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
-				  struct btrfs_fs_info *fs_info,
 				  struct btrfs_block_group_cache *block_group,
 				  struct btrfs_path *path)
 {
+	struct btrfs_fs_info *fs_info = trans->fs_info;
 	struct btrfs_root *root = fs_info->free_space_root;
 	struct btrfs_free_space_info *info;
 	struct btrfs_key key, found_key;
@@ -480,8 +480,7 @@ static int update_free_space_extent_count(struct btrfs_trans_handle *trans,
 		ret = convert_free_space_to_bitmaps(trans, block_group, path);
 	} else if ((flags & BTRFS_FREE_SPACE_USING_BITMAPS) &&
 		   extent_count < block_group->bitmap_low_thresh) {
-		ret = convert_free_space_to_extents(trans, fs_info, block_group,
-						    path);
+		ret = convert_free_space_to_extents(trans, block_group, path);
 	}
 
 out:
diff --git a/fs/btrfs/free-space-tree.h b/fs/btrfs/free-space-tree.h
index 72ff743611ff0c85d2035be54947dded227687b9..7624f2a1f8e759ae8b036ce966d671dfb4051617 100644
--- a/fs/btrfs/free-space-tree.h
+++ b/fs/btrfs/free-space-tree.h
@@ -46,7 +46,6 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
 				  struct btrfs_block_group_cache *block_group,
 				  struct btrfs_path *path);
 int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
-				  struct btrfs_fs_info *fs_info,
 				  struct btrfs_block_group_cache *block_group,
 				  struct btrfs_path *path);
 int free_space_test_bit(struct btrfs_block_group_cache *block_group,
diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c
index d3983ae6173a1c4ee46b2872fefa444a0995dc34..176ee997319c686638ed2c814749f90289cd9c91 100644
--- a/fs/btrfs/tests/free-space-tree-tests.c
+++ b/fs/btrfs/tests/free-space-tree-tests.c
@@ -131,7 +131,7 @@ static int check_free_space_extents(struct btrfs_trans_handle *trans,
 
 	/* Flip it to the other format and check that for good measure. */
 	if (flags & BTRFS_FREE_SPACE_USING_BITMAPS) {
-		ret = convert_free_space_to_extents(trans, fs_info, cache, path);
+		ret = convert_free_space_to_extents(trans, cache, path);
 		if (ret) {
 			test_msg("Could not convert to extents\n");
 			return ret;