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[SCTP]: We need to be careful when copying to sockaddr_storage. 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Al Viro 2006-11-20 17:23:01 -08:00 committed by David S. Miller
parent b3f5b3b665
commit 8cec6b8066
2 changed files with 5 additions and 5 deletions
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2
net/sctp/associola.c
View File

@ -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)

8
net/sctp/socket.c
View File

@ -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);