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| author | Yuri Chislov <yuri.chislov@gmail.com> | 2014-11-24 11:25:15 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-12-16 09:34:27 -0800 |
| commit | f586488c8825e4c1193a76653a89102a8ff8625a (patch) | |
| tree | 343bd3c3fc685aa73200dbb3bd11a5f234b68f1f | |
| parent | 3358f1a698eea1cb6ca4a96136c7a95db90a0657 (diff) | |
| download | lwn-f586488c8825e4c1193a76653a89102a8ff8625a.tar.gz lwn-f586488c8825e4c1193a76653a89102a8ff8625a.zip | |
ipv6: gre: fix wrong skb->protocol in WCCP
[ Upstream commit be6572fdb1bfbe23b2624d477de50af50b02f5d6 ]
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | net/ipv6/ip6_gre.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index b27f6d34762b..4a230b18dfe3 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -508,11 +508,11 @@ 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; } |