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[v2,net-next,12/16] net: dsa: tag_mtk: use the generic flow dissector procedure

Message ID 20200926173108.1230014-13-vladimir.oltean@nxp.com
State Changes Requested
Delegated to: David Miller
Headers show
Series Generic adjustment for flow dissector in DSA | expand

Commit Message

Vladimir Oltean Sept. 26, 2020, 5:31 p.m. UTC 
Mediatek switches already account for shifting the frame headers to the
right, replace that with a call to the generic flow dissector procedure.

Cc: DENG Qingfang <dqfext@gmail.com>
Cc: Sean Wang <sean.wang@mediatek.com>
Cc: John Crispin <john@phrozen.org>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
 net/dsa/tag_mtk.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)
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Patch

diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c
index 2aba17b43e69..7aea20b1d58d 100644
--- a/net/dsa/tag_mtk.c
+++ b/net/dsa/tag_mtk.c
@@ -105,19 +105,12 @@  static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev,
 	return skb;
 }
 
-static void mtk_tag_flow_dissect(const struct sk_buff *skb, __be16 *proto,
-				 int *offset)
-{
-	*offset = 4;
-	*proto = ((__be16 *)skb->data)[1];
-}
-
 static const struct dsa_device_ops mtk_netdev_ops = {
 	.name		= "mtk",
 	.proto		= DSA_TAG_PROTO_MTK,
 	.xmit		= mtk_tag_xmit,
 	.rcv		= mtk_tag_rcv,
-	.flow_dissect	= mtk_tag_flow_dissect,
+	.flow_dissect	= dsa_tag_generic_flow_dissect,
 	.overhead	= MTK_HDR_LEN,
 };