From be29681edfbad72167df735e243e8621840dca4f Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 20 Nov 2006 17:07:06 -0800 Subject: [PATCH] [SCTP]: Switch sctp_assoc_lookup_paddr() to net-endian. Callers updated. Signed-off-by: Al Viro Signed-off-by: David S. Miller --- net/sctp/associola.c | 17 +++++++++-------- net/sctp/endpointola.c | 4 +++- net/sctp/sm_make_chunk.c | 2 +- net/sctp/sm_statefuns.c | 4 +++- net/sctp/socket.c | 5 +++-- 5 files changed, 19 insertions(+), 13 deletions(-) diff --git a/net/sctp/associola.c b/net/sctp/associola.c index ab3141f05921..3be8b6081a15 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -533,6 +533,8 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, struct sctp_transport *peer; struct sctp_sock *sp; unsigned short port; + union sctp_addr tmp; + flip_to_n(&tmp, addr); sp = sctp_sk(asoc->base.sk); @@ -551,7 +553,7 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc, asoc->peer.port = port; /* Check to see if this is a duplicate. */ - peer = sctp_assoc_lookup_paddr(asoc, addr); + peer = sctp_assoc_lookup_paddr(asoc, &tmp); if (peer) { if (peer->state == SCTP_UNKNOWN) { if (peer_state == SCTP_ACTIVE) @@ -684,14 +686,12 @@ struct sctp_transport *sctp_assoc_lookup_paddr( { struct sctp_transport *t; struct list_head *pos; - union sctp_addr tmp; - flip_to_n(&tmp, address); /* Cycle through all transports searching for a peer address. */ list_for_each(pos, &asoc->peer.transport_addr_list) { t = list_entry(pos, struct sctp_transport, transports); - if (sctp_cmp_addr_exact(&tmp, &t->ipaddr)) + if (sctp_cmp_addr_exact(address, &t->ipaddr)) return t; } @@ -927,14 +927,15 @@ struct sctp_transport *sctp_assoc_is_match(struct sctp_association *asoc, const union sctp_addr *paddr) { struct sctp_transport *transport; - union sctp_addr tmp; + union sctp_addr tmp, tmp2; flip_to_n(&tmp, laddr); + flip_to_n(&tmp2, paddr); sctp_read_lock(&asoc->base.addr_lock); if ((asoc->base.bind_addr.port == laddr->v4.sin_port) && (asoc->peer.port == paddr->v4.sin_port)) { - transport = sctp_assoc_lookup_paddr(asoc, paddr); + transport = sctp_assoc_lookup_paddr(asoc, &tmp2); if (!transport) goto out; @@ -1047,7 +1048,7 @@ void sctp_assoc_update(struct sctp_association *asoc, /* Remove any peer addresses not present in the new association. */ list_for_each_safe(pos, temp, &asoc->peer.transport_addr_list) { trans = list_entry(pos, struct sctp_transport, transports); - if (!sctp_assoc_lookup_paddr(new, &trans->ipaddr_h)) + if (!sctp_assoc_lookup_paddr(new, &trans->ipaddr)) sctp_assoc_del_peer(asoc, &trans->ipaddr); } @@ -1071,7 +1072,7 @@ void sctp_assoc_update(struct sctp_association *asoc, list_for_each(pos, &new->peer.transport_addr_list) { trans = list_entry(pos, struct sctp_transport, transports); - if (!sctp_assoc_lookup_paddr(asoc, &trans->ipaddr_h)) + if (!sctp_assoc_lookup_paddr(asoc, &trans->ipaddr)) sctp_assoc_add_peer(asoc, &trans->ipaddr_h, GFP_ATOMIC, trans->state); } diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index d77fe9232dd1..7c781d663603 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -259,6 +259,8 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc( int rport; struct sctp_association *asoc; struct list_head *pos; + union sctp_addr tmp; + flip_to_n(&tmp, paddr); rport = paddr->v4.sin_port; @@ -266,7 +268,7 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc( asoc = list_entry(pos, struct sctp_association, asocs); if (rport == asoc->peer.port) { sctp_read_lock(&asoc->base.addr_lock); - *transport = sctp_assoc_lookup_paddr(asoc, paddr); + *transport = sctp_assoc_lookup_paddr(asoc, &tmp); sctp_read_unlock(&asoc->base.addr_lock); if (*transport) diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index 303830b40ab3..cc1b01152c34 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -2466,7 +2466,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc, sctp_assoc_del_peer(asoc, &tmp_addr); break; case SCTP_PARAM_SET_PRIMARY: - peer = sctp_assoc_lookup_paddr(asoc, &addr); + peer = sctp_assoc_lookup_paddr(asoc, &tmp_addr); if (!peer) return SCTP_ERROR_INV_PARAM; diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index ac776fd20667..7d722f5a31d7 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -1018,6 +1018,7 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, struct sctp_transport *link; sctp_sender_hb_info_t *hbinfo; unsigned long max_interval; + union sctp_addr tmp; if (!sctp_vtag_verify(chunk, asoc)) return sctp_sf_pdiscard(ep, asoc, type, arg, commands); @@ -1035,7 +1036,8 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep, } from_addr = hbinfo->daddr; - link = sctp_assoc_lookup_paddr(asoc, &from_addr); + flip_to_n(&tmp, &from_addr); + link = sctp_assoc_lookup_paddr(asoc, &tmp); /* This should never happen, but lets log it if so. */ if (unlikely(!link)) { diff --git a/net/sctp/socket.c b/net/sctp/socket.c index d42953efa355..ffdad8e842ac 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -1370,7 +1370,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk, struct sctp_association *new_asoc=NULL, *asoc=NULL; struct sctp_transport *transport, *chunk_tp; struct sctp_chunk *chunk; - union sctp_addr to; + union sctp_addr to, tmp; struct sockaddr *msg_name = NULL; struct sctp_sndrcvinfo default_sinfo = { 0 }; struct sctp_sndrcvinfo *sinfo; @@ -1424,6 +1424,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk, if (msg_namelen > sizeof(to)) msg_namelen = sizeof(to); memcpy(&to, msg->msg_name, msg_namelen); + memcpy(&tmp, msg->msg_name, msg_namelen); SCTP_DEBUG_PRINTK("Just memcpy'd. msg_name is " "0x%x:%u.\n", to.v4.sin_addr.s_addr, to.v4.sin_port); @@ -1691,7 +1692,7 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk, */ if ((sctp_style(sk, TCP) && msg_name) || (sinfo_flags & SCTP_ADDR_OVER)) { - chunk_tp = sctp_assoc_lookup_paddr(asoc, &to); + chunk_tp = sctp_assoc_lookup_paddr(asoc, &tmp); if (!chunk_tp) { err = -EINVAL; goto out_free; -- GitLab