net: dsa: tag_rtl4_a: use the generic flow dissector procedure

Remove the .flow_dissect procedure, so the flow dissector will call the
generic variant which works for this tagging protocol.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: DENG Qingfang <dqfext@gmail.com>
Cc: Mauri Sandberg <sandberg@mailfence.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2020-09-26 22:32:15 +03:00 committed by David S. Miller
parent e665297983
commit 300fd579b2

View File

@ -106,20 +106,11 @@ static struct sk_buff *rtl4a_tag_rcv(struct sk_buff *skb,
return skb;
}
static void rtl4a_tag_flow_dissect(const struct sk_buff *skb, __be16 *proto,
int *offset)
{
*offset = RTL4_A_HDR_LEN;
/* Skip past the tag and fetch the encapsulated Ethertype */
*proto = ((__be16 *)skb->data)[1];
}
static const struct dsa_device_ops rtl4a_netdev_ops = {
.name = "rtl4a",
.proto = DSA_TAG_PROTO_RTL4_A,
.xmit = rtl4a_tag_xmit,
.rcv = rtl4a_tag_rcv,
.flow_dissect = rtl4a_tag_flow_dissect,
.overhead = RTL4_A_HDR_LEN,
};
module_dsa_tag_driver(rtl4a_netdev_ops);