upstream addition of "#include <net/ipv6.h>" to drivers/net/tun.c invalidated
patch hunk context

https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=63de6fcc826404270c6c576381fd3ad92fd807f9

diff -urNpd linux-3.14.24-vs2.3.6.13~/drivers/net/tun.c linux-3.14.24-vs2.3.6.13/drivers/net/tun.c
--- linux-3.14.24-vs2.3.6.13~/drivers/net/tun.c	2014-11-15 12:33:09.000000000 -0600
+++ linux-3.14.24-vs2.3.6.13/drivers/net/tun.c	2014-11-15 12:44:49.000000000 -0600
@@ -65,6 +65,7 @@
 #include <linux/nsproxy.h>
 #include <linux/virtio_net.h>
 #include <linux/rcupdate.h>
+#include <linux/vs_network.h>
 #include <net/ipv6.h>
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>