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authorDuan Jiong <djduanjiong@gmail.com>2012-12-14 02:59:59 +0000
committerDavid S. Miller <davem@davemloft.net>2012-12-14 13:14:07 -0500
commit093d04d42fa094f6740bb188f0ad0c215ff61e2c (patch)
tree7231c8fddcc6157dce7ecde4491c355fc284824c /include/net/ndisc.h
parent1e9f954516ee03251e0ac2e98cad2e4be6ce9958 (diff)
downloadop-kernel-dev-093d04d42fa094f6740bb188f0ad0c215ff61e2c.zip
op-kernel-dev-093d04d42fa094f6740bb188f0ad0c215ff61e2c.tar.gz
ipv6: Change skb->data before using icmpv6_notify() to propagate redirect
In function ndisc_redirect_rcv(), the skb->data points to the transport header, but function icmpv6_notify() need the skb->data points to the inner IP packet. So before using icmpv6_notify() to propagate redirect, change skb->data to point the inner IP packet that triggered the sending of the Redirect, and introduce struct rd_msg to make it easy. Signed-off-by: Duan Jiong <djduanjiong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ndisc.h')
-rw-r--r--include/net/ndisc.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 7af1ea8..23b3a7c 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -78,6 +78,13 @@ struct ra_msg {
__be32 retrans_timer;
};
+struct rd_msg {
+ struct icmp6hdr icmph;
+ struct in6_addr target;
+ struct in6_addr dest;
+ __u8 opt[0];
+};
+
struct nd_opt_hdr {
__u8 nd_opt_type;
__u8 nd_opt_len;
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