diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-15 09:40:05 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-15 09:40:05 -0700 |
commit | 2ed0e21b30b53d3a94e204196e523e6c8f732b56 (patch) | |
tree | de2635426477d86338a9469ce09ba0626052288f /net/sctp/associola.c | |
parent | 0fa213310cd8fa7a51071cdcf130e26fa56e9549 (diff) | |
parent | 9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1244 commits)
pkt_sched: Rename PSCHED_US2NS and PSCHED_NS2US
ipv4: Fix fib_trie rebalancing
Bluetooth: Fix issue with uninitialized nsh.type in DTL-1 driver
Bluetooth: Fix Kconfig issue with RFKILL integration
PIM-SM: namespace changes
ipv4: update ARPD help text
net: use a deferred timer in rt_check_expire
ieee802154: fix kconfig bool/tristate muckup
bonding: initialization rework
bonding: use is_zero_ether_addr
bonding: network device names are case sensative
bonding: elminate bad refcount code
bonding: fix style issues
bonding: fix destructor
bonding: remove bonding read/write semaphore
bonding: initialize before registration
bonding: bond_create always called with default parameters
x_tables: Convert printk to pr_err
netfilter: conntrack: optional reliable conntrack event delivery
list_nulls: add hlist_nulls_add_head and hlist_nulls_del
...
Diffstat (limited to 'net/sctp/associola.c')
-rw-r--r-- | net/sctp/associola.c | 64 |
1 files changed, 28 insertions, 36 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c index f4b23043b610..525864bf4f07 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -293,7 +293,8 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a * told otherwise. */ asoc->peer.ipv4_address = 1; - asoc->peer.ipv6_address = 1; + if (asoc->base.sk->sk_family == PF_INET6) + asoc->peer.ipv6_address = 1; INIT_LIST_HEAD(&asoc->asocs); asoc->autoclose = sp->autoclose; @@ -566,6 +567,21 @@ void sctp_assoc_rm_peer(struct sctp_association *asoc, if (asoc->init_last_sent_to == peer) asoc->init_last_sent_to = NULL; + /* If we remove the transport an SHUTDOWN was last sent to, set it + * to NULL. Combined with the update of the retran path above, this + * will cause the next SHUTDOWN to be sent to the next available + * transport, maintaining the cycle. + */ + if (asoc->shutdown_last_sent_to == peer) + asoc->shutdown_last_sent_to = NULL; + + /* If we remove the transport an ASCONF was last sent to, set it to + * NULL. + */ + if (asoc->addip_last_asconf && + asoc->addip_last_asconf->transport == peer) + asoc->addip_last_asconf->transport = NULL; + asoc->peer.transport_count--; sctp_transport_free(peer); @@ -1268,49 +1284,21 @@ void sctp_assoc_update_retran_path(struct sctp_association *asoc) ntohs(t->ipaddr.v4.sin_port)); } -/* Choose the transport for sending a INIT packet. */ -struct sctp_transport *sctp_assoc_choose_init_transport( - struct sctp_association *asoc) -{ - struct sctp_transport *t; - - /* Use the retran path. If the last INIT was sent over the - * retran path, update the retran path and use it. - */ - if (!asoc->init_last_sent_to) { - t = asoc->peer.active_path; - } else { - if (asoc->init_last_sent_to == asoc->peer.retran_path) - sctp_assoc_update_retran_path(asoc); - t = asoc->peer.retran_path; - } - - SCTP_DEBUG_PRINTK_IPADDR("sctp_assoc_update_retran_path:association" - " %p addr: ", - " port: %d\n", - asoc, - (&t->ipaddr), - ntohs(t->ipaddr.v4.sin_port)); - - return t; -} - -/* Choose the transport for sending a SHUTDOWN packet. */ -struct sctp_transport *sctp_assoc_choose_shutdown_transport( - struct sctp_association *asoc) +/* Choose the transport for sending retransmit packet. */ +struct sctp_transport *sctp_assoc_choose_alter_transport( + struct sctp_association *asoc, struct sctp_transport *last_sent_to) { - /* If this is the first time SHUTDOWN is sent, use the active path, - * else use the retran path. If the last SHUTDOWN was sent over the + /* If this is the first time packet is sent, use the active path, + * else use the retran path. If the last packet was sent over the * retran path, update the retran path and use it. */ - if (!asoc->shutdown_last_sent_to) + if (!last_sent_to) return asoc->peer.active_path; else { - if (asoc->shutdown_last_sent_to == asoc->peer.retran_path) + if (last_sent_to == asoc->peer.retran_path) sctp_assoc_update_retran_path(asoc); return asoc->peer.retran_path; } - } /* Update the association's pmtu and frag_point by going through all the @@ -1482,6 +1470,10 @@ int sctp_assoc_set_id(struct sctp_association *asoc, gfp_t gfp) { int assoc_id; int error = 0; + + /* If the id is already assigned, keep it. */ + if (asoc->assoc_id) + return error; retry: if (unlikely(!idr_pre_get(&sctp_assocs_id, gfp))) return -ENOMEM; |