X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=net%2Fipv4%2Ftcp_ipv4.c;h=f51d6404c61c982d96cc589af2cc15c911ac48e8;hb=d24bbbf251e70bf984cbaa9b1fcadc5f56fc3ae9;hp=e9d467124c4d138ea1861a086bb73728a6989a8e;hpb=8e5200f54062b8af0ed1d186ea0f113854786d89;p=powerpc.git diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index e9d467124c..f51d6404c6 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -191,7 +191,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) tmp = ip_route_connect(&rt, nexthop, inet->saddr, RT_CONN_FLAGS(sk), sk->sk_bound_dev_if, IPPROTO_TCP, - inet->sport, usin->sin_port, sk); + inet->sport, usin->sin_port, sk, 1); if (tmp < 0) return tmp; @@ -502,11 +502,11 @@ void tcp_v4_send_check(struct sock *sk, int len, struct sk_buff *skb) struct tcphdr *th = skb->h.th; if (skb->ip_summed == CHECKSUM_PARTIAL) { - th->check = ~tcp_v4_check(th, len, - inet->saddr, inet->daddr, 0); - skb->csum = offsetof(struct tcphdr, check); + th->check = ~tcp_v4_check(len, inet->saddr, + inet->daddr, 0); + skb->csum_offset = offsetof(struct tcphdr, check); } else { - th->check = tcp_v4_check(th, len, inet->saddr, inet->daddr, + th->check = tcp_v4_check(len, inet->saddr, inet->daddr, csum_partial((char *)th, th->doff << 2, skb->csum)); @@ -525,8 +525,8 @@ int tcp_v4_gso_send_check(struct sk_buff *skb) th = skb->h.th; th->check = 0; - th->check = ~tcp_v4_check(th, skb->len, iph->saddr, iph->daddr, 0); - skb->csum = offsetof(struct tcphdr, check); + th->check = ~tcp_v4_check(skb->len, iph->saddr, iph->daddr, 0); + skb->csum_offset = offsetof(struct tcphdr, check); skb->ip_summed = CHECKSUM_PARTIAL; return 0; } @@ -648,7 +648,7 @@ static void tcp_v4_send_ack(struct tcp_timewait_sock *twsk, TCPOLEN_TIMESTAMP); rep.opt[1] = htonl(tcp_time_stamp); rep.opt[2] = htonl(ts); - arg.iov[0].iov_len = TCPOLEN_TSTAMP_ALIGNED; + arg.iov[0].iov_len += TCPOLEN_TSTAMP_ALIGNED; } /* Swap the send and the receive. */ @@ -747,7 +747,7 @@ static int tcp_v4_send_synack(struct sock *sk, struct request_sock *req, if (skb) { struct tcphdr *th = skb->h.th; - th->check = tcp_v4_check(th, skb->len, + th->check = tcp_v4_check(skb->len, ireq->loc_addr, ireq->rmt_addr, csum_partial((char *)th, skb->len, @@ -840,8 +840,8 @@ struct tcp_md5sig_key *tcp_v4_md5_lookup(struct sock *sk, EXPORT_SYMBOL(tcp_v4_md5_lookup); -struct tcp_md5sig_key *tcp_v4_reqsk_md5_lookup(struct sock *sk, - struct request_sock *req) +static struct tcp_md5sig_key *tcp_v4_reqsk_md5_lookup(struct sock *sk, + struct request_sock *req) { return tcp_v4_md5_do_lookup(sk, inet_rsk(req)->rmt_addr); } @@ -928,6 +928,7 @@ int tcp_v4_md5_do_del(struct sock *sk, __be32 addr) if (tp->md5sig_info->entries4 == 0) { kfree(tp->md5sig_info->keys4); tp->md5sig_info->keys4 = NULL; + tp->md5sig_info->alloced4 = 0; } else if (tp->md5sig_info->entries4 != i) { /* Need to do some manipulation */ memcpy(&tp->md5sig_info->keys4[i], @@ -1017,9 +1018,6 @@ static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, struct scatterlist sg[4]; __u16 data_len; int block = 0; -#ifdef CONFIG_TCP_MD5SIG_DEBUG - int i; -#endif __sum16 old_checksum; struct tcp_md5sig_pool *hp; struct tcp4_pseudohdr *bp; @@ -1052,13 +1050,6 @@ static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, sg_set_buf(&sg[block++], bp, sizeof(*bp)); nbytes += sizeof(*bp); -#ifdef CONFIG_TCP_MD5SIG_DEBUG - printk("Calcuating hash for: "); - for (i = 0; i < sizeof(*bp); i++) - printk("%02x ", (unsigned int)((unsigned char *)bp)[i]); - printk(" "); -#endif - /* 2. the TCP header, excluding options, and assuming a * checksum of zero/ */ @@ -1066,10 +1057,7 @@ static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, th->check = 0; sg_set_buf(&sg[block++], th, sizeof(struct tcphdr)); nbytes += sizeof(struct tcphdr); -#ifdef CONFIG_TCP_MD5SIG_DEBUG - for (i = 0; i < sizeof(struct tcphdr); i++) - printk(" %02x", (unsigned int)((unsigned char *)th)[i]); -#endif + /* 3. the TCP segment data (if any) */ data_len = tcplen - (th->doff << 2); if (data_len > 0) { @@ -1084,12 +1072,6 @@ static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, sg_set_buf(&sg[block++], key->key, key->keylen); nbytes += key->keylen; -#ifdef CONFIG_TCP_MD5SIG_DEBUG - printk(" and password: "); - for (i = 0; i < key->keylen; i++) - printk("%02x ", (unsigned int)key->key[i]); -#endif - /* Now store the Hash into the packet */ err = crypto_hash_init(desc); if (err) @@ -1106,12 +1088,6 @@ static int tcp_v4_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key, th->check = old_checksum; out: -#ifdef CONFIG_TCP_MD5SIG_DEBUG - printk(" result:"); - for (i = 0; i < 16; i++) - printk(" %02x", (unsigned int)(((u8*)md5_hash)[i])); - printk("\n"); -#endif return 0; clear_hash: tcp_put_md5sig_pool(); @@ -1210,7 +1186,7 @@ done_opts: return 0; if (hash_expected && !hash_location) { - LIMIT_NETDEBUG(KERN_INFO "MD5 Hash NOT expected but found " + LIMIT_NETDEBUG(KERN_INFO "MD5 Hash expected but NOT found " "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n", NIPQUAD(iph->saddr), ntohs(th->source), NIPQUAD(iph->daddr), ntohs(th->dest)); @@ -1241,20 +1217,6 @@ done_opts: NIPQUAD(iph->saddr), ntohs(th->source), NIPQUAD(iph->daddr), ntohs(th->dest), genhash ? " tcp_v4_calc_md5_hash failed" : ""); -#ifdef CONFIG_TCP_MD5SIG_DEBUG - do { - int i; - printk("Received: "); - for (i = 0; i < 16; i++) - printk("%02x ", - 0xff & (int)hash_location[i]); - printk("\n"); - printk("Calculated: "); - for (i = 0; i < 16; i++) - printk("%02x ", 0xff & (int)newhash[i]); - printk("\n"); - } while(0); -#endif } return 1; } @@ -1272,11 +1234,11 @@ struct request_sock_ops tcp_request_sock_ops __read_mostly = { .send_reset = tcp_v4_send_reset, }; -struct tcp_request_sock_ops tcp_request_sock_ipv4_ops = { #ifdef CONFIG_TCP_MD5SIG +static struct tcp_request_sock_ops tcp_request_sock_ipv4_ops = { .md5_lookup = tcp_v4_reqsk_md5_lookup, -#endif }; +#endif static struct timewait_sock_ops tcp_timewait_sock_ops = { .twsk_obj_size = sizeof(struct tcp_timewait_sock), @@ -1552,7 +1514,7 @@ static struct sock *tcp_v4_hnd_req(struct sock *sk, struct sk_buff *skb) static __sum16 tcp_v4_checksum_init(struct sk_buff *skb) { if (skb->ip_summed == CHECKSUM_COMPLETE) { - if (!tcp_v4_check(skb->h.th, skb->len, skb->nh.iph->saddr, + if (!tcp_v4_check(skb->len, skb->nh.iph->saddr, skb->nh.iph->daddr, skb->csum)) { skb->ip_summed = CHECKSUM_UNNECESSARY; return 0; @@ -1859,14 +1821,14 @@ struct inet_connection_sock_af_ops ipv4_specific = { #endif }; -struct tcp_sock_af_ops tcp_sock_ipv4_specific = { #ifdef CONFIG_TCP_MD5SIG +static struct tcp_sock_af_ops tcp_sock_ipv4_specific = { .md5_lookup = tcp_v4_md5_lookup, .calc_md5_hash = tcp_v4_calc_md5_hash, .md5_add = tcp_v4_md5_add_func, .md5_parse = tcp_v4_parse_md5_keys, -#endif }; +#endif /* NOTE: A lot of things set to zero explicitly by call to * sk_alloc() so need not be done here. @@ -2089,7 +2051,7 @@ static void *established_get_first(struct seq_file *seq) } st->state = TCP_SEQ_STATE_TIME_WAIT; inet_twsk_for_each(tw, node, - &tcp_hashinfo.ehash[st->bucket + tcp_hashinfo.ehash_size].chain) { + &tcp_hashinfo.ehash[st->bucket].twchain) { if (tw->tw_family != st->family) { continue; } @@ -2145,7 +2107,7 @@ get_tw: } st->state = TCP_SEQ_STATE_TIME_WAIT; - tw = tw_head(&tcp_hashinfo.ehash[st->bucket + tcp_hashinfo.ehash_size].chain); + tw = tw_head(&tcp_hashinfo.ehash[st->bucket].twchain); goto get_tw; found: cur = sk;