[PATCH 2/2] [IPV6] RAW: Add checksum default defines for mobility header.

[Masahide NAKAMURA <nakam@linux-ipv6.org>]

Add checksum default defines for mobility header(MH).
As the result kernel's behavior is to handle MH checksum
as default.

Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
---
 net/ipv6/raw.c |   15 +++++++++++++--
 1 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index aa1d420..389fa32 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -1095,10 +1095,21 @@ static void rawv6_close(struct sock *sk,
 
 static int rawv6_init_sk(struct sock *sk)
 {
-	if (inet_sk(sk)->num == IPPROTO_ICMPV6) {
-		struct raw6_sock *rp = raw6_sk(sk);
+	struct raw6_sock *rp = raw6_sk(sk);
+
+	switch (inet_sk(sk)->num) {
+	case IPPROTO_ICMPV6:
 		rp->checksum = 1;
 		rp->offset   = 2;
+		break;
+#ifdef CONFIG_IPV6_MIP6
+	case IPPROTO_MH:
+		rp->checksum = 1;
+		rp->offset   = 4;
+		break;
+#endif
+	default:
+		break;
 	}
 	return(0);
 }
-- 
1.4.2