Commit b36fc875 authored by Jian Shen's avatar Jian Shen Committed by Jakub Kicinski
Browse files

net: hns3: fix bug when calculating the TCAM table info 



The function hclge_fd_convert_tuple() is used to convert tuples
and tuples mask to TCAM x and y.  But it misuses the source mac
as source mac mask when convert INNER_SRC_MAC, which may cause
the flow director rule works unexpectedly. So fix it.

Fixes: 11732868 ("net: hns3: Add input key and action config support for flow director")
Signed-off-by: default avatarJian Shen <shenjian15@huawei.com>
Signed-off-by: default avatarHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent c75ec148

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

+2 −2
Original line number Diff line number Diff line
@@ -5245,9 +5245,9 @@ static bool hclge_fd_convert_tuple(u32 tuple_bit, u8 *key_x, u8 *key_y, 
	case BIT(INNER_SRC_MAC):

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

			calc_x(key_x[ETH_ALEN - 1 - i], rule->tuples.src_mac[i],

			       rule->tuples.src_mac[i]);

			       rule->tuples_mask.src_mac[i]);

			calc_y(key_y[ETH_ALEN - 1 - i], rule->tuples.src_mac[i],

			       rule->tuples.src_mac[i]);

			       rule->tuples_mask.src_mac[i]);

		}



		return true;