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authorJohn Dykstra <john.dykstra1@gmail.com>2009-07-16 05:04:51 +0000
committerDavid S. Miller <davem@davemloft.net>2009-07-20 07:49:07 -0700
commite3afe7b75ed8f809c1473ea9b39267487c187ccb (patch)
tree715aa813d57ffbc6b1a179e2f7f2957b88b415dc /include/net/tcp.h
parenta50a97d415d839e6db9df288ff0205528e52c03e (diff)
downloadlinux-e3afe7b75ed8f809c1473ea9b39267487c187ccb.tar.bz2
tcp: Fix MD5 signature checking on IPv4 mapped sockets
Fix MD5 signature checking so that an IPv4 active open to an IPv6 socket can succeed. In particular, use the correct address family's signature generation function for the SYN/ACK. Reported-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: John Dykstra <john.dykstra1@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
-rw-r--r--include/net/tcp.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 19f4150f4d4d..88af84306471 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1425,6 +1425,11 @@ struct tcp_request_sock_ops {
#ifdef CONFIG_TCP_MD5SIG
struct tcp_md5sig_key *(*md5_lookup) (struct sock *sk,
struct request_sock *req);
+ int (*calc_md5_hash) (char *location,
+ struct tcp_md5sig_key *md5,
+ struct sock *sk,
+ struct request_sock *req,
+ struct sk_buff *skb);
#endif
};