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Commit c2d56897 authored by Yonglong Liu's avatar Yonglong Liu Committed by David S. Miller
Browse files

net: hns3: fix ETS bandwidth validation bug 



Some device only support 4 TCs, but the driver check the total
bandwidth of 8 TCs, so may cause wrong configurations write to
the hw.

This patch uses hdev->tc_max to instead HNAE3_MAX_TC to fix it.

Fixes: e432abfb ("net: hns3: add common validation in hclge_dcb")
Signed-off-by: default avatarYonglong Liu <liuyonglong@huawei.com>
Signed-off-by: default avatarHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent aea8cfb3

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c

+1 −1
Original line number Diff line number Diff line
@@ -124,7 +124,7 @@ static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets, 
	if (ret)

		return ret;



	for (i = 0; i < HNAE3_MAX_TC; i++) {

	for (i = 0; i < hdev->tc_max; i++) {

		switch (ets->tc_tsa[i]) {

		case IEEE_8021QAZ_TSA_STRICT:

			if (hdev->tm_info.tc_info[i].tc_sch_mode !=