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Commit d86e56cf authored by Miao Xie's avatar Miao Xie Committed by Josef Bacik
Browse files

Btrfs: disable qgroup id 0 



Qgroup id 0 is a special number, we should set the id of a qgroup to 0.
Fix it.

Signed-off-by: default avatarMiao Xie <miaox@cn.fujitsu.com>
parent cc975eb4

fs/btrfs/ioctl.c

+5 −0
Original line number Diff line number Diff line
@@ -3698,6 +3698,11 @@ static long btrfs_ioctl_qgroup_create(struct file *file, void __user *arg) 
		goto drop_write;

	}



	if (!sa->qgroupid) {

		ret = -EINVAL;

		goto out;

	}



	trans = btrfs_join_transaction(root);

	if (IS_ERR(trans)) {

		ret = PTR_ERR(trans);