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authorSridhar Samudrala <sri@us.ibm.com>2006-07-22 01:49:25 +0400
committerDavid S. Miller <davem@davemloft.net>2006-07-22 01:49:25 +0400
commitdc022a9874d026c7d1635ae66d1afafc5f053731 (patch)
tree3a1feddee57eabd788311e2433e922b59036e903 /net/sctp/bind_addr.c
parent9faa730f1cbb951e95cb18e71b0fe265014c2450 (diff)
downloadlinux-dc022a9874d026c7d1635ae66d1afafc5f053731.tar.xz
[SCTP]: ADDIP: Don't use an address as source until it is ASCONF-ACKed
This implements Rules D1 and D4 of Sec 4.3 in the ADDIP draft. Signed-off-by: Sridhar Samudrala <sri@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/bind_addr.c')
-rw-r--r--net/sctp/bind_addr.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c
index 2b962627f631..2b9c12a170e5 100644
--- a/net/sctp/bind_addr.c
+++ b/net/sctp/bind_addr.c
@@ -146,7 +146,7 @@ void sctp_bind_addr_free(struct sctp_bind_addr *bp)
/* Add an address to the bind address list in the SCTP_bind_addr structure. */
int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
- gfp_t gfp)
+ __u8 use_as_src, gfp_t gfp)
{
struct sctp_sockaddr_entry *addr;
@@ -163,6 +163,8 @@ int sctp_add_bind_addr(struct sctp_bind_addr *bp, union sctp_addr *new,
if (!addr->a.v4.sin_port)
addr->a.v4.sin_port = bp->port;
+ addr->use_as_src = use_as_src;
+
INIT_LIST_HEAD(&addr->list);
list_add_tail(&addr->list, &bp->address_list);
SCTP_DBG_OBJCNT_INC(addr);
@@ -274,7 +276,7 @@ int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list,
}
af->from_addr_param(&addr, rawaddr, port, 0);
- retval = sctp_add_bind_addr(bp, &addr, gfp);
+ retval = sctp_add_bind_addr(bp, &addr, 1, gfp);
if (retval) {
/* Can't finish building the list, clean up. */
sctp_bind_addr_clean(bp);
@@ -367,7 +369,7 @@ static int sctp_copy_one_addr(struct sctp_bind_addr *dest,
(((AF_INET6 == addr->sa.sa_family) &&
(flags & SCTP_ADDR6_ALLOWED) &&
(flags & SCTP_ADDR6_PEERSUPP))))
- error = sctp_add_bind_addr(dest, addr, gfp);
+ error = sctp_add_bind_addr(dest, addr, 1, gfp);
}
return error;