ipv6: handle Redirect ICMP Message with no Redirected Header option

[karo-tx-linux.git] / net / ipv6 / ndisc.c

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 79aa9652ed86d9cac754366c075800fbbe4aca1b..04d31c2fbef1ede543bbc4942873722f66a9b524 100644 (file)
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1369,8 +1369,10 @@ static void ndisc_redirect_rcv(struct sk_buff *skb)
        if (!ndisc_parse_options(msg->opt, ndoptlen, &ndopts))
                return;
 
-       if (!ndopts.nd_opts_rh)
+       if (!ndopts.nd_opts_rh) {
+               ip6_redirect_no_header(skb, dev_net(skb->dev), 0, 0);
                return;
+       }
 
        hdr = (u8 *)ndopts.nd_opts_rh;
        hdr += 8;