1 files changed, 13 insertions, 1 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 82c7c66f8523..2b48d2d51d50 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2022,11 +2022,23 @@ out:
         if (trans)
                 btrfs_end_transaction(trans, root);
 
-        if (ret)
+        if (ret) {
                 clear_extent_uptodate(io_tree, ordered_extent->file_offset,
                                       ordered_extent->file_offset +
                                       ordered_extent->len - 1, NULL, GFP_NOFS);
 
+                /*
+                 * If the ordered extent had an IOERR or something else went
+                 * wrong we need to return the space for this ordered extent
+                 * back to the allocator.
+                 */
+                if (!test_bit(BTRFS_ORDERED_NOCOW, &ordered_extent->flags) &&
+                    !test_bit(BTRFS_ORDERED_PREALLOC, &ordered_extent->flags))
+                        btrfs_free_reserved_extent(root, ordered_extent->start,
+                                                   ordered_extent->disk_len);
+        }
+
+
         /*
          * This needs to be done to make sure anybody waiting knows we are done
          * updating everything for this ordered extent.