Commit 33e34e73 authored Sep 10, 2017 by David Lebrun Committed by David S. Miller Sep 11, 2017

ipv6: sr: remove duplicate routing header type check

As seg6_validate_srh() already checks that the Routing Header type is
correct, it is not necessary to do it again in get_srh().

Fixes: 5829d70b ("ipv6: sr: fix get_srh() to comply with IPv6 standard "RFC 8200")
Signed-off-by: David Lebrun <dlebrun@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 96c5508e

net/ipv6/seg6_local.c

+0 −4

Original line number	Diff line number	Diff line
		@@ -72,10 +72,6 @@ static struct ipv6_sr_hdr get_srh(struct sk_buff skb)

		srh = (struct ipv6_sr_hdr *)(skb->data + srhoff);

		/* make sure it's a Segment Routing header (Routing Type 4) */
		if (srh->type != IPV6_SRCRT_TYPE_4)
		return NULL;

		len = (srh->hdrlen + 1) << 3;

		if (!pskb_may_pull(skb, srhoff + len))