Btrfs: checking for NULL instead of IS_ERR

add_qgroup_rb() never returns NULL, only error pointers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
This commit is contained in:
Dan Carpenter 2012-07-30 02:15:43 -06:00 committed by Chris Mason
parent 5986802c2f
commit 57a5a88203

View File

@ -1364,8 +1364,10 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans,
spin_lock(&fs_info->qgroup_lock); spin_lock(&fs_info->qgroup_lock);
dstgroup = add_qgroup_rb(fs_info, objectid); dstgroup = add_qgroup_rb(fs_info, objectid);
if (!dstgroup) if (IS_ERR(dstgroup)) {
ret = PTR_ERR(dstgroup);
goto unlock; goto unlock;
}
if (srcid) { if (srcid) {
srcgroup = find_qgroup_rb(fs_info, srcid); srcgroup = find_qgroup_rb(fs_info, srcid);