From 3edb2a68cb23cd6ca84022421eeae2604722cdc4 Mon Sep 17 00:00:00 2001 From: Miao Xie Date: Tue, 22 Jan 2013 10:49:33 +0000 Subject: [PATCH] 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 Signed-off-by: Josef Bacik --- fs/btrfs/dev-replace.c | 6 +++++- fs/btrfs/transaction.c | 4 +++- 2 files changed, 8 insertions(+), 2 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); diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 24fde97cba81..42dac27207ab 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1427,7 +1427,9 @@ static int btrfs_flush_all_pending_stuffs(struct btrfs_trans_handle *trans, } if (flush_on_commit || snap_pending) { - btrfs_start_delalloc_inodes(root, 1); + ret = btrfs_start_delalloc_inodes(root, 1); + if (ret) + return ret; btrfs_wait_ordered_extents(root, 1); } -- 2.20.1