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-rw-r--r--fs/btrfs/dev-replace.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 66dbc8dbddf..7ba7b3900cb 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -465,7 +465,11 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
* flush all outstanding I/O and inode extent mappings before the
* copy operation is declared as being finished
*/
- btrfs_start_delalloc_inodes(root, 0);
+ ret = btrfs_start_delalloc_inodes(root, 0);
+ if (ret) {
+ mutex_unlock(&dev_replace->lock_finishing_cancel_unmount);
+ return ret;
+ }
btrfs_wait_ordered_extents(root, 0);
trans = btrfs_start_transaction(root, 0);