git.openwrt.org Git - openwrt/staging/wigyori.git/blob

   1 From 73cfd947dbdb25ef9863ac49c4596a7d53ad4025 Mon Sep 17 00:00:00 2001
   2 From: Elad Yifee <eladwf@gmail.com>
   3 Date: Sun, 23 Jun 2024 20:51:09 +0300
   4 Subject: [PATCH] net: ethernet: mtk_eth_soc: ppe: prevent ppe update for
   5  non-mtk devices
   6
   7 Introduce an additional validation to ensure that the PPE index
   8 is modified exclusively for mtk_eth ingress devices.
   9 This primarily addresses the issue related
  10 to WED operation with multiple PPEs.
  11
  12 Fixes: dee4dd10c79a ("net: ethernet: mtk_eth_soc: ppe: add support for multiple PPEs")
  13 Signed-off-by: Elad Yifee <eladwf@gmail.com>
  14 Link: https://lore.kernel.org/r/20240623175113.24437-1-eladwf@gmail.com
  15 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
  16 ---
  17  drivers/net/ethernet/mediatek/mtk_ppe_offload.c | 2 +-
  18  1 file changed, 1 insertion(+), 1 deletion(-)
  19
  20 --- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
  21 +++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
  22 @@ -266,7 +266,7 @@ mtk_flow_offload_replace(struct mtk_eth
  23                 flow_rule_match_meta(rule, &match);
  24                 if (mtk_is_netsys_v2_or_greater(eth)) {
  25                         idev = __dev_get_by_index(&init_net, match.key->ingress_ifindex);
  26 -                       if (idev) {
  27 +                       if (idev && idev->netdev_ops == eth->netdev[0]->netdev_ops) {
  28                                 struct mtk_mac *mac = netdev_priv(idev);
  29
  30                                 if (WARN_ON(mac->ppe_idx >= eth->soc->ppe_num))