Unverified Commit 80971b57 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!3391 nbd_genl_status: null check for nla_nest_start 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yuan Can <yuancan@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/XWQZF664UIDOOLI6QTN43ZLLEIQIF3TF/ 
 
https://gitee.com/openeuler/kernel/issues/I8NC0E 
 
Link:https://gitee.com/openeuler/kernel/pulls/3391

 

Reviewed-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: default avatarYu Kuai <yukuai3@huawei.com>
Reviewed-by: default avatarzhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parents b0757196 3e0e0988

drivers/block/nbd.c

+6 −0
Original line number Diff line number Diff line
@@ -2408,6 +2408,12 @@ static int nbd_genl_status(struct sk_buff *skb, struct genl_info *info) 
	}



	dev_list = nla_nest_start_noflag(reply, NBD_ATTR_DEVICE_LIST);

	if (!dev_list) {

		nlmsg_free(reply);

		ret = -EMSGSIZE;

		goto out;

	}



	if (index == -1) {

		ret = idr_for_each(&nbd_index_idr, &status_cb, reply);

		if (ret) {