From: Wei Yongjun Date: Fri, 9 May 2008 22:11:17 +0000 (-0700) Subject: sctp: Do not enable peer IPv6 address support on PF_INET socket X-Git-Tag: v2.6.26-rc3~65^2~18 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e40a915de82e00d18f75941e531b40c4e0d94c4;p=linux-2.6 sctp: Do not enable peer IPv6 address support on PF_INET socket If socket is create by PF_INET type, it can not used IPv6 address to send/recv DATA, So we can not used IPv6 address even if peer tell us it support IPv6 address. This patch fix to only enabled peer IPv6 address support on PF_INET6 socket. Signed-off-by: Wei Yongjun Signed-off-by: Vlad Yasevich Signed-off-by: David S. Miller --- diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index 81b606424e..69a464f1d2 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -2418,7 +2418,8 @@ static int sctp_process_param(struct sctp_association *asoc, break; case SCTP_PARAM_IPV6_ADDRESS: - asoc->peer.ipv6_address = 1; + if (PF_INET6 == asoc->base.sk->sk_family) + asoc->peer.ipv6_address = 1; break; case SCTP_PARAM_HOST_NAME_ADDRESS: