diff options
Diffstat (limited to 'net/ipv4/inet_timewait_sock.c')
-rw-r--r-- | net/ipv4/inet_timewait_sock.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index d43e787031a..1b7db420896 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -48,6 +48,21 @@ static void __inet_twsk_kill(struct inet_timewait_sock *tw, inet_twsk_put(tw); } +void inet_twsk_put(struct inet_timewait_sock *tw) +{ + if (atomic_dec_and_test(&tw->tw_refcnt)) { + struct module *owner = tw->tw_prot->owner; + twsk_destructor((struct sock *)tw); +#ifdef SOCK_REFCNT_DEBUG + printk(KERN_DEBUG "%s timewait_sock %p released\n", + tw->tw_prot->name, tw); +#endif + kmem_cache_free(tw->tw_prot->twsk_prot->twsk_slab, tw); + module_put(owner); + } +} +EXPORT_SYMBOL_GPL(inet_twsk_put); + /* * Enter the time wait state. This is called with locally disabled BH. * Essentially we whip up a timewait bucket, copy the relevant info into it |