Message ID | 1416824715-28733-1-git-send-email-dborkman@redhat.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Daniel Borkmann <dborkman@redhat.com> Date: Mon, 24 Nov 2014 11:25:15 +0100 > From: Yuri Chislov <yuri.chislov@gmail.com> > > When using GRE redirection in WCCP, it sets the wrong skb->protocol, > that is, ETH_P_IP instead of ETH_P_IPV6 for the encapuslated traffic. > > Fixes: c12b395a4664 ("gre: Support GRE over IPv6") > Cc: Dmitry Kozlov <xeb@mail.ru> > Signed-off-by: Yuri Chislov <yuri.chislov@gmail.com> > Tested-by: Yuri Chislov <yuri.chislov@gmail.com> > Signed-off-by: Daniel Borkmann <dborkman@redhat.com> > --- > Also checked back with Dmitry, it was a copy-paste error from the > IPv4 implementation. Good catch, applied, thanks Faniel. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 4564e1f..0e32d2e 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -502,11 +502,11 @@ static int ip6gre_rcv(struct sk_buff *skb) skb->protocol = gre_proto; /* WCCP version 1 and 2 protocol decoding. - * - Change protocol to IP + * - Change protocol to IPv6 * - When dealing with WCCPv2, Skip extra 4 bytes in GRE header */ if (flags == 0 && gre_proto == htons(ETH_P_WCCP)) { - skb->protocol = htons(ETH_P_IP); + skb->protocol = htons(ETH_P_IPV6); if ((*(h + offset) & 0xF0) != 0x40) offset += 4; }