From 8cec6b80664eb20b0c033fd20d2c7ed15621437f Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 20 Nov 2006 17:23:01 -0800 Subject: [PATCH] [SCTP]: We need to be careful when copying to sockaddr_storage. Signed-off-by: Al Viro Signed-off-by: David S. Miller --- net/sctp/associola.c | 2 +- net/sctp/socket.c | 8 ++++---- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/net/sctp/associola.c b/net/sctp/associola.c index fa7cda4b1813..39471d3b31b9 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -733,7 +733,7 @@ void sctp_assoc_control_transport(struct sctp_association *asoc, * user. */ memset(&addr, 0, sizeof(struct sockaddr_storage)); - flip_to_n((union sctp_addr *)&addr, &transport->ipaddr_h); + memcpy(&addr, &transport->ipaddr, transport->af_specific->sockaddr_len); event = sctp_ulpevent_make_peer_addr_change(asoc, &addr, 0, spc_state, error, GFP_ATOMIC); if (event) diff --git a/net/sctp/socket.c b/net/sctp/socket.c index e527267a0536..adbe531fdedc 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -3202,8 +3202,8 @@ static int sctp_getsockopt_sctp_status(struct sock *sk, int len, status.sstat_outstrms = asoc->c.sinit_num_ostreams; status.sstat_fragmentation_point = asoc->frag_point; status.sstat_primary.spinfo_assoc_id = sctp_assoc2id(transport->asoc); - flip_to_n((union sctp_addr *)&status.sstat_primary.spinfo_address, - &transport->ipaddr_h); + memcpy(&status.sstat_primary.spinfo_address, &transport->ipaddr, + transport->af_specific->sockaddr_len); /* Map ipv4 address into v4-mapped-on-v6 address. */ sctp_get_pf_specific(sk->sk_family)->addr_v4map(sctp_sk(sk), (union sctp_addr *)&status.sstat_primary.spinfo_address); @@ -4173,8 +4173,8 @@ static int sctp_getsockopt_primary_addr(struct sock *sk, int len, if (!asoc->peer.primary_path) return -ENOTCONN; - flip_to_n((union sctp_addr *)&prim.ssp_addr, - &asoc->peer.primary_path->ipaddr_h); + memcpy(&prim.ssp_addr, &asoc->peer.primary_path->ipaddr, + asoc->peer.primary_path->af_specific->sockaddr_len); sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, (union sctp_addr *)&prim.ssp_addr);