diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-15 09:40:05 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-15 09:40:05 -0700 |
commit | 2ed0e21b30b53d3a94e204196e523e6c8f732b56 (patch) | |
tree | de2635426477d86338a9469ce09ba0626052288f /net/sctp/socket.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/socket.c')
-rw-r--r-- | net/sctp/socket.c | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 5fb3a8c9792..0f01e5d8a24 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -1100,6 +1100,15 @@ static int __sctp_connect(struct sock* sk, goto out_free; } + /* In case the user of sctp_connectx() wants an association + * id back, assign one now. + */ + if (assoc_id) { + err = sctp_assoc_set_id(asoc, GFP_KERNEL); + if (err < 0) + goto out_free; + } + err = sctp_primitive_ASSOCIATE(asoc, NULL); if (err < 0) { goto out_free; @@ -1120,7 +1129,7 @@ static int __sctp_connect(struct sock* sk, timeo = sock_sndtimeo(sk, f_flags & O_NONBLOCK); err = sctp_wait_for_connect(asoc, &timeo); - if (!err && assoc_id) + if ((err == 0 || err == -EINPROGRESS) && assoc_id) *assoc_id = asoc->assoc_id; /* Don't free association on exit. */ @@ -1264,6 +1273,34 @@ SCTP_STATIC int sctp_setsockopt_connectx(struct sock* sk, return assoc_id; } +/* + * New (hopefully final) interface for the API. The option buffer is used + * both for the returned association id and the addresses. + */ +SCTP_STATIC int sctp_getsockopt_connectx3(struct sock* sk, int len, + char __user *optval, + int __user *optlen) +{ + sctp_assoc_t assoc_id = 0; + int err = 0; + + if (len < sizeof(assoc_id)) + return -EINVAL; + + err = __sctp_setsockopt_connectx(sk, + (struct sockaddr __user *)(optval + sizeof(assoc_id)), + len - sizeof(assoc_id), &assoc_id); + + if (err == 0 || err == -EINPROGRESS) { + if (copy_to_user(optval, &assoc_id, sizeof(assoc_id))) + return -EFAULT; + if (put_user(sizeof(assoc_id), optlen)) + return -EFAULT; + } + + return err; +} + /* API 3.1.4 close() - UDP Style Syntax * Applications use close() to perform graceful shutdown (as described in * Section 10.1 of [SCTP]) on ALL the associations currently represented @@ -1844,7 +1881,7 @@ static int sctp_skb_pull(struct sk_buff *skb, int len) len -= skb_len; __skb_pull(skb, skb_len); - for (list = skb_shinfo(skb)->frag_list; list; list = list->next) { + skb_walk_frags(skb, list) { rlen = sctp_skb_pull(list, len); skb->len -= (len-rlen); skb->data_len -= (len-rlen); @@ -5578,6 +5615,9 @@ SCTP_STATIC int sctp_getsockopt(struct sock *sk, int level, int optname, retval = sctp_getsockopt_local_addrs(sk, len, optval, optlen); break; + case SCTP_SOCKOPT_CONNECTX3: + retval = sctp_getsockopt_connectx3(sk, len, optval, optlen); + break; case SCTP_DEFAULT_SEND_PARAM: retval = sctp_getsockopt_default_send_param(sk, len, optval, optlen); @@ -6620,7 +6660,7 @@ static void sctp_sock_rfree_frag(struct sk_buff *skb) goto done; /* Don't forget the fragments. */ - for (frag = skb_shinfo(skb)->frag_list; frag; frag = frag->next) + skb_walk_frags(skb, frag) sctp_sock_rfree_frag(frag); done: @@ -6635,7 +6675,7 @@ static void sctp_skb_set_owner_r_frag(struct sk_buff *skb, struct sock *sk) goto done; /* Don't forget the fragments. */ - for (frag = skb_shinfo(skb)->frag_list; frag; frag = frag->next) + skb_walk_frags(skb, frag) sctp_skb_set_owner_r_frag(frag, sk); done: |