diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index cba2ac371ce0..baad81c1f9a3 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -3026,9 +3026,12 @@ static int btrfs_zero_range(struct inode *inode,
 		unlock_extent_cached(&BTRFS_I(inode)->io_tree, lockstart,
 				     lockend, &cached_state);
 		/* btrfs_prealloc_file_range releases reserved space on error */
-		if (ret)
+		if (ret) {
 			space_reserved = false;
+			goto out;
+		}
 	}
+	ret = btrfs_fallocate_update_isize(inode, offset + len, mode);
  out:
 	if (ret && space_reserved)
 		btrfs_free_reserved_data_space(inode, data_reserved,