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net: ethernet: mtk_eth_soc: ppe: prevent ppe update for non-mtk devices

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Introduce an additional validation to ensure that the PPE index
is modified exclusively for mtk_eth ingress devices.
This primarily addresses the issue related
to WED operation with multiple PPEs.

Fixes: dee4dd10c79a ("net: ethernet: mtk_eth_soc: ppe: add support for multiple PPEs")
Signed-off-by: Elad Yifee <eladwf@gmail.com>
Link: https://lore.kernel.org/r/20240623175113.24437-1-eladwf@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Elad Yifee 2024-06-23 20:51:09 +03:00 committed by Paolo Abeni
parent 1d70687592
commit 73cfd947db
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mediatek/mtk_ppe_offload.c
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@ -266,7 +266,7 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f,
flow_rule_match_meta(rule, &match);
if (mtk_is_netsys_v2_or_greater(eth)) {
idev = __dev_get_by_index(&init_net, match.key->ingress_ifindex);
if (idev) {
if (idev && idev->netdev_ops == eth->netdev[0]->netdev_ops) {
struct mtk_mac *mac = netdev_priv(idev);
if (WARN_ON(mac->ppe_idx >= eth->soc->ppe_num))