diff options
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r-- | net/ipv6/tcp_ipv6.c | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 93980c3..00c0839 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -265,7 +265,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr, if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - if ((err = __xfrm_lookup(&dst, &fl, sk, 1)) < 0) { + if ((err = __xfrm_lookup(&dst, &fl, sk, XFRM_LOOKUP_WAIT)) < 0) { if (err == -EREMOTE) err = ip6_dst_blackhole(sk, &dst, &fl); if (err < 0) @@ -733,7 +733,7 @@ static int tcp_v6_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, struct in6_addr *saddr, struct in6_addr *daddr, struct tcphdr *th, int protocol, - int tcplen) + unsigned int tcplen) { struct scatterlist sg[4]; __u16 data_len; @@ -818,7 +818,7 @@ static int tcp_v6_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, struct dst_entry *dst, struct request_sock *req, struct tcphdr *th, int protocol, - int tcplen) + unsigned int tcplen) { struct in6_addr *saddr, *daddr; @@ -985,7 +985,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb) struct tcphdr *th = tcp_hdr(skb), *t1; struct sk_buff *buff; struct flowi fl; - int tot_len = sizeof(*th); + unsigned int tot_len = sizeof(*th); #ifdef CONFIG_TCP_MD5SIG struct tcp_md5sig_key *key; #endif @@ -1085,7 +1085,7 @@ static void tcp_v6_send_ack(struct tcp_timewait_sock *tw, struct tcphdr *th = tcp_hdr(skb), *t1; struct sk_buff *buff; struct flowi fl; - int tot_len = sizeof(struct tcphdr); + unsigned int tot_len = sizeof(struct tcphdr); __be32 *topt; #ifdef CONFIG_TCP_MD5SIG struct tcp_md5sig_key *key; @@ -2166,14 +2166,36 @@ static struct inet_protosw tcpv6_protosw = { INET_PROTOSW_ICSK, }; -void __init tcpv6_init(void) +int __init tcpv6_init(void) { + int ret; + + ret = inet6_add_protocol(&tcpv6_protocol, IPPROTO_TCP); + if (ret) + goto out; + /* register inet6 protocol */ - if (inet6_add_protocol(&tcpv6_protocol, IPPROTO_TCP) < 0) - printk(KERN_ERR "tcpv6_init: Could not register protocol\n"); - inet6_register_protosw(&tcpv6_protosw); + ret = inet6_register_protosw(&tcpv6_protosw); + if (ret) + goto out_tcpv6_protocol; + + ret = inet_csk_ctl_sock_create(&tcp6_socket, PF_INET6, + SOCK_RAW, IPPROTO_TCP); + if (ret) + goto out_tcpv6_protosw; +out: + return ret; - if (inet_csk_ctl_sock_create(&tcp6_socket, PF_INET6, SOCK_RAW, - IPPROTO_TCP) < 0) - panic("Failed to create the TCPv6 control socket.\n"); +out_tcpv6_protocol: + inet6_del_protocol(&tcpv6_protocol, IPPROTO_TCP); +out_tcpv6_protosw: + inet6_unregister_protosw(&tcpv6_protosw); + goto out; +} + +void tcpv6_exit(void) +{ + sock_release(tcp6_socket); + inet6_unregister_protosw(&tcpv6_protosw); + inet6_del_protocol(&tcpv6_protocol, IPPROTO_TCP); } |