Btrfs: return ENOMEM rather than use BUG_ON when btrfs_alloc_path fails

Return ENOMEM rather trigger BUG_ON, fix it.

Signed-off-by: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Reviewed-by: Miao Xie <miaox@cn.fujitsu.com>
Reviewed-by: Zach Brown <zab@redhat.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Wang Shilong 2013-02-27 11:20:56 +00:00 committed by Josef Bacik
parent 06b3a860dc
commit 84cbe2f725
1 changed files with 9 additions and 3 deletions

View File

@ -620,7 +620,9 @@ static int update_qgroup_limit_item(struct btrfs_trans_handle *trans,
key.offset = qgroupid;
path = btrfs_alloc_path();
BUG_ON(!path);
if (!path)
return -ENOMEM;
ret = btrfs_search_slot(trans, root, &key, path, 0, 1);
if (ret > 0)
ret = -ENOENT;
@ -661,7 +663,9 @@ static int update_qgroup_info_item(struct btrfs_trans_handle *trans,
key.offset = qgroup->qgroupid;
path = btrfs_alloc_path();
BUG_ON(!path);
if (!path)
return -ENOMEM;
ret = btrfs_search_slot(trans, root, &key, path, 0, 1);
if (ret > 0)
ret = -ENOENT;
@ -702,7 +706,9 @@ static int update_qgroup_status_item(struct btrfs_trans_handle *trans,
key.offset = 0;
path = btrfs_alloc_path();
BUG_ON(!path);
if (!path)
return -ENOMEM;
ret = btrfs_search_slot(trans, root, &key, path, 0, 1);
if (ret > 0)
ret = -ENOENT;