From: Andy Whitcroft <apw@canonical.com>
Date: Mon, 25 Nov 2013 16:52:34 +0000 (+0000)
Subject: xen-netback: include definition of csum_ipv6_magic
X-Git-Tag: v3.12.4~34
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d172c155ae6c542947f3ebe690ac61ffa9b654f2;p=thirdparty%2Fkernel%2Fstable.git

xen-netback: include definition of csum_ipv6_magic

[ Upstream commit ae5e8127b712313ec1b99356019ce9226fea8b88 ]

We are now using csum_ipv6_magic, include the appropriate header.
Avoids the following error:

    drivers/net/xen-netback/netback.c:1313:4: error: implicit declaration of function 'csum_ipv6_magic' [-Werror=implicit-function-declaration]
        tcph->check = ~csum_ipv6_magic(&ipv6h->saddr,

Signed-off-by: Andy Whitcroft <apw@canonical.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 900da4b243ad7..625585034ef40 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -39,6 +39,7 @@
 #include <linux/udp.h>
 
 #include <net/tcp.h>
+#include <net/ip6_checksum.h>
 
 #include <xen/xen.h>
 #include <xen/events.h>