An accept() call on a SCTPv6 socket that returns due to connection of
a IPv4 mapped peer will fill out the 'struct sockaddr' with a zero
IPv6 address instead of the IPv4 mapped address of the peer.
This is due to the v4mapped flag not getting copied into the new
socket on accept().
Signed-off-by: Dave Johnson <[email protected]>
Cc: Srinivas Akkipeddi <[email protected]>
===== net/sctp/ipv6.c 1.108 vs edited =====
--- 1.108/net/sctp/ipv6.c 2007-07-05 20:40:15 -04:00
+++ edited/net/sctp/ipv6.c 2007-07-25 16:30:41 -04:00
@@ -641,6 +641,8 @@
newsctp6sk = (struct sctp6_sock *)newsk;
inet_sk(newsk)->pinet6 = &newsctp6sk->inet6;
+ sctp_sk(newsk)->v4mapped = sctp_sk(sk)->v4mapped;
+
newinet = inet_sk(newsk);
newnp = inet6_sk(newsk);