netdev - [PATCH net-next] flow_dissector: Add support for HSRv0

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Message-Id: <20220310073505.49990-1-kurt@linutronix.de>
Date:   Thu, 10 Mar 2022 08:35:05 +0100
From:   Kurt Kanzenbach <kurt@...utronix.de>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Alexander Lobakin <alobakin@...me>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Eric Dumazet <edumazet@...gle.com>,
        Paul Blakey <paulb@...dia.com>,
        Yoshiki Komachi <komachi.yoshiki@...il.com>,
        zhang kai <zhangkaiheb@....com>,
        Juhee Kang <claudiajkang@...il.com>,
        Andreas Oetken <ennoerlangen@...il.com>,
        George McCollister <george.mccollister@...il.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        netdev@...r.kernel.org, Kurt Kanzenbach <kurt@...utronix.de>,
        Anthony Harivel <anthony.harivel@...utronix.de>
Subject: [PATCH net-next] flow_dissector: Add support for HSRv0

Commit bf08824a0f47 ("flow_dissector: Add support for HSR") added support for
HSR within the flow dissector. However, it only works for HSR in version
1. Version 0 uses a different Ether Type. Add support for it.

Reported-by: Anthony Harivel <anthony.harivel@...utronix.de>
Signed-off-by: Kurt Kanzenbach <kurt@...utronix.de>
---
 net/core/flow_dissector.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 34441a32e3be..03b6e649c428 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -1283,6 +1283,7 @@ bool __skb_flow_dissect(const struct net *net,
 		break;
 	}
 
+	case htons(ETH_P_PRP):
 	case htons(ETH_P_HSR): {
 		struct hsr_tag *hdr, _hdr;
 
-- 
2.30.2