diff options
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 44 |
1 files changed, 1 insertions, 43 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 770fd759a6e9..6d88219c5e22 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1846,49 +1846,6 @@ void tcp_v4_destroy_sock(struct sock *sk) EXPORT_SYMBOL(tcp_v4_destroy_sock); -/* - * tcp_v4_nuke_addr - destroy all sockets on the given local address - */ -void tcp_v4_nuke_addr(__u32 saddr) -{ - unsigned int bucket; - - for (bucket = 0; bucket < tcp_hashinfo.ehash_size; bucket++) { - struct hlist_nulls_node *node; - struct sock *sk; - spinlock_t *lock = inet_ehash_lockp(&tcp_hashinfo, bucket); - -restart: - spin_lock_bh(lock); - sk_nulls_for_each(sk, node, &tcp_hashinfo.ehash[bucket].chain) { - struct inet_sock *inet = inet_sk(sk); - - if (inet->rcv_saddr != saddr) - continue; - if (sysctl_ip_dynaddr && sk->sk_state == TCP_SYN_SENT) - continue; - if (sock_flag(sk, SOCK_DEAD)) - continue; - - sock_hold(sk); - spin_unlock_bh(lock); - - local_bh_disable(); - bh_lock_sock(sk); - sk->sk_err = ETIMEDOUT; - sk->sk_error_report(sk); - - tcp_done(sk); - bh_unlock_sock(sk); - local_bh_enable(); - sock_put(sk); - - goto restart; - } - spin_unlock_bh(lock); - } -} - #ifdef CONFIG_PROC_FS /* Proc filesystem TCP sock list dumping. */ @@ -2498,3 +2455,4 @@ EXPORT_SYMBOL(tcp_proc_register); EXPORT_SYMBOL(tcp_proc_unregister); #endif EXPORT_SYMBOL(sysctl_tcp_low_latency); + |