Unverified Commit cf3c4fa6 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!1844 net: vmxnet3: fix possible NULL pointer dereference in vmxnet3_rq_cleanup() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhengchao Shao <shaozhengchao@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/G5OSD5RLARLR4R7GJ3EUB6LG6ONKAZ46/ 
 
https://gitee.com/src-openeuler/kernel/issues/I7UWI8 
 
Link:https://gitee.com/openeuler/kernel/pulls/1844

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarLiu YongQiang <liuyongqiang13@huawei.com>
parents a481642c 695fc61f

drivers/net/vmxnet3/vmxnet3_drv.c

+4 −0
Original line number Diff line number Diff line
@@ -1586,6 +1586,10 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq, 
	u32 i, ring_idx;

	struct Vmxnet3_RxDesc *rxd;



	/* ring has already been cleaned up */

	if (!rq->rx_ring[0].base)

		return;



	for (ring_idx = 0; ring_idx < 2; ring_idx++) {

		for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {

#ifdef __BIG_ENDIAN_BITFIELD