[IPV6]: Cache source address as well in ipv6_pinfo{}.

Based on MIPL2 kernel patch.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Ville Nuorvala <vnuorval@tcs.hut.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 297853c841b4..02d14a3ff2af 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -242,6 +242,9 @@ struct ipv6_pinfo {
         struct in6_addr         rcv_saddr;
         struct in6_addr         daddr;
         struct in6_addr         *daddr_cache;
+#ifdef CONFIG_IPV6_SUBTREES
+        struct in6_addr         *saddr_cache;
+#endif
 
         __u32                   flow_label;
         __u32                   frag_size;