diff --git a/include/net/tcp.h b/include/net/tcp.h index e22b4f0305a339ce402b1e959ee0a64665fe2b1e..a8af9ae0017719bb7071ef5b34faa2c3f751a7b3 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -254,6 +254,12 @@ static inline int between(__u32 seq1, __u32 seq2, __u32 seq3) return seq3 - seq2 >= seq1 - seq2; } +static inline int tcp_too_many_orphans(struct sock *sk, int num) +{ + return (num > sysctl_tcp_max_orphans) || + (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && + atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]); +} extern struct proto tcp_prot; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index bd4c295f5d796347c2ba705710c417a50d6002fe..766314505c096b80ede892a483b5df9d35239da0 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1674,9 +1674,8 @@ void tcp_close(struct sock *sk, long timeout) } if (sk->sk_state != TCP_CLOSE) { sk_stream_mem_reclaim(sk); - if (atomic_read(sk->sk_prot->orphan_count) > sysctl_tcp_max_orphans || - (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && - atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) { + if (tcp_too_many_orphans(sk, + atomic_read(sk->sk_prot->orphan_count))) { if (net_ratelimit()) printk(KERN_INFO "TCP: too many of orphaned " "sockets\n"); diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 2ca97b20929d60540529c7af5cc46658ef4b70fb..e61340150ba6c3aacdf9d5012b7e50f382e5be4d 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -78,9 +78,7 @@ static int tcp_out_of_resources(struct sock *sk, int do_reset) if (sk->sk_err_soft) orphans <<= 1; - if (orphans >= sysctl_tcp_max_orphans || - (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && - atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) { + if (tcp_too_many_orphans(sk, orphans)) { if (net_ratelimit()) printk(KERN_INFO "Out of socket memory\n");