Unverified Commit 54c5b155 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!6617 net/bnx2x: Prevent access to a freed page in page_pool 

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Jian <liujian56@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/SAFZHO7ASRKJQ3ITHI4LDGM2TK4NTD3Q/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9HK9J 
 
Link:https://gitee.com/openeuler/kernel/pulls/6617

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Reviewed-by: default avatarLiu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
parents f29c5237 9fcd79ee

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h

+3 −3
Original line number Diff line number Diff line
@@ -1008,9 +1008,6 @@ static inline void bnx2x_set_fw_mac_addr(__le16 *fw_hi, __le16 *fw_mid, 
static inline void bnx2x_free_rx_mem_pool(struct bnx2x *bp,

					  struct bnx2x_alloc_pool *pool)

{

	if (!pool->page)

		return;



	put_page(pool->page);



	pool->page = NULL;
@@ -1021,6 +1018,9 @@ static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, 
{

	int i;



	if (!fp->page_pool.page)

		return;



	if (fp->mode == TPA_MODE_DISABLED)

		return;