From: shenhao <shenhao21@huawei.com> driver inclusion category: bugfix bugzilla: NA CVE: NA -------------------------------------------------- This patch judges whether hclge_fd_rule is null at the begin of function hclge_fd_config_rule(), to keep code as same as kernel branch. Signed-off-by: Guojia Liao <liaoguojia@huawei.com> Signed-off-by: shenhao <shenhao21@huawei.com> Reviewed-by: Zhong Zhaohui <zhongzhaohui@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 19668a0..869211a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5755,6 +5755,12 @@ static int hclge_fd_config_rule(struct hclge_dev *hdev, { int ret; + if (!rule) { + dev_err(&hdev->pdev->dev, + "The flow director rule is NULL\n"); + return -EINVAL; + } + /* it will never fail here, so needn't to check return value */ hclge_fd_update_rule_list(hdev, rule, rule->location, true); -- 1.8.3