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tcp md5sig: Remove redundant protocol argument.

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Protocol is always TCP, so remove useless protocol argument.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki
2008-04-17 12:48:12 +09:00
parent 7d5d5525bd
commit 076fb72233
4 changed files with 16 additions and 26 deletions
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17
net/ipv6/tcp_ipv6.c
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@@ -736,8 +736,7 @@ static int tcp_v6_parse_md5_keys (struct sock *sk, char __user *optval,
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,
unsigned int tcplen)
struct tcphdr *th, unsigned int tcplen)
{
struct scatterlist sg[4];
__u16 data_len;
@@ -761,7 +760,7 @@ static int tcp_v6_do_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
ipv6_addr_copy(&bp->saddr, saddr);
ipv6_addr_copy(&bp->daddr, daddr);
bp->len = htonl(tcplen);
bp->protocol = htonl(protocol);
bp->protocol = htonl(IPPROTO_TCP);
sg_init_table(sg, 4);
@@ -821,8 +820,7 @@ static int tcp_v6_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
struct sock *sk,
struct dst_entry *dst,
struct request_sock *req,
struct tcphdr *th, int protocol,
unsigned int tcplen)
struct tcphdr *th, unsigned int tcplen)
{
struct in6_addr *saddr, *daddr;
@@ -835,7 +833,7 @@ static int tcp_v6_calc_md5_hash(char *md5_hash, struct tcp_md5sig_key *key,
}
return tcp_v6_do_calc_md5_hash(md5_hash, key,
saddr, daddr,
th, protocol, tcplen);
th, tcplen);
}
static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
@@ -879,8 +877,7 @@ static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
genhash = tcp_v6_do_calc_md5_hash(newhash,
hash_expected,
&ip6h->saddr, &ip6h->daddr,
th, sk->sk_protocol,
skb->len);
th, skb->len);
if (genhash || memcmp(hash_location, newhash, 16) != 0) {
if (net_ratelimit()) {
printk(KERN_INFO "MD5 Hash %s for "
@@ -1020,7 +1017,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb)
tcp_v6_do_calc_md5_hash((__u8 *)&opt[1], key,
&ipv6_hdr(skb)->daddr,
&ipv6_hdr(skb)->saddr,
t1, IPPROTO_TCP, tot_len);
t1, tot_len);
}
#endif
@@ -1126,7 +1123,7 @@ static void tcp_v6_send_ack(struct tcp_timewait_sock *tw,
tcp_v6_do_calc_md5_hash((__u8 *)topt, key,
&ipv6_hdr(skb)->daddr,
&ipv6_hdr(skb)->saddr,
t1, IPPROTO_TCP, tot_len);
t1, tot_len);
}
#endif