diff options
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2012-09-25 19:03:56 +0200 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2012-09-25 19:03:56 +0200 |
| commit | 593d1006cdf710ab3469c0c37c184fea0bc3da97 (patch) | |
| tree | e4db58440018a52089e8d6b39160f753ab10df99 /net/sctp/output.c | |
| parent | Merge remote-tracking branch 'tip/smp/hotplug' into next.2012.09.25b (diff) | |
| parent | Merge tag 'v3.6-rc7' into core/rcu (diff) | |
| download | linux-593d1006cdf710ab3469c0c37c184fea0bc3da97.tar.xz linux-593d1006cdf710ab3469c0c37c184fea0bc3da97.zip | |
Merge remote-tracking branch 'tip/core/rcu' into next.2012.09.25b
Resolved conflict in kernel/sched/core.c using Peter Zijlstra's
approach from https://lkml.org/lkml/2012/9/5/585.
Diffstat (limited to 'net/sctp/output.c')
| -rw-r--r-- | net/sctp/output.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/net/sctp/output.c b/net/sctp/output.c index 838e18b4d7ea..be50aa234dcd 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -364,6 +364,25 @@ finish: return retval; } +static void sctp_packet_release_owner(struct sk_buff *skb) +{ + sk_free(skb->sk); +} + +static void sctp_packet_set_owner_w(struct sk_buff *skb, struct sock *sk) +{ + skb_orphan(skb); + skb->sk = sk; + skb->destructor = sctp_packet_release_owner; + + /* + * The data chunks have already been accounted for in sctp_sendmsg(), + * therefore only reserve a single byte to keep socket around until + * the packet has been transmitted. + */ + atomic_inc(&sk->sk_wmem_alloc); +} + /* All packets are sent to the network through this function from * sctp_outq_tail(). * @@ -405,7 +424,7 @@ int sctp_packet_transmit(struct sctp_packet *packet) /* Set the owning socket so that we know where to get the * destination IP address. */ - skb_set_owner_w(nskb, sk); + sctp_packet_set_owner_w(nskb, sk); if (!sctp_transport_dst_check(tp)) { sctp_transport_route(tp, NULL, sctp_sk(sk)); |