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authorMiao Xie <miaox@cn.fujitsu.com>2013-01-22 10:49:33 +0000
committerJosef Bacik <jbacik@fusionio.com>2013-02-20 09:37:21 -0500
commit3edb2a68cb23cd6ca84022421eeae2604722cdc4 (patch)
treec6755d624d37cc02672e1aa47ab3d9c80d160576 /fs/btrfs/dev-replace.c
parente6ec716f0ddbe51741ef261d0804f0c28038dda4 (diff)
Btrfs: check the return value of btrfs_start_delalloc_inodes()
We forget to check the return value of btrfs_start_delalloc_inodes(), fix it. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/btrfs/dev-replace.c')
-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 66dbc8dbddf7..7ba7b3900cb8 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);