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-rw-r--r--net/ipv6/tcp_ipv6.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index da2ada881cfa..c8683fcc487a 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -761,7 +761,7 @@ static int tcp_v6_md5_hash_pseudoheader(struct tcp_md5sig_pool *hp,
static int tcp_v6_md5_hash_hdr(char *md5_hash, struct tcp_md5sig_key *key,
const struct in6_addr *daddr, struct in6_addr *saddr,
- struct tcphdr *th)
+ const struct tcphdr *th)
{
struct tcp_md5sig_pool *hp;
struct hash_desc *desc;
@@ -793,13 +793,14 @@ clear_hash_noput:
}
static int tcp_v6_md5_hash_skb(char *md5_hash, struct tcp_md5sig_key *key,
- struct sock *sk, struct request_sock *req,
- struct sk_buff *skb)
+ const struct sock *sk,
+ const struct request_sock *req,
+ const struct sk_buff *skb)
{
const struct in6_addr *saddr, *daddr;
struct tcp_md5sig_pool *hp;
struct hash_desc *desc;
- struct tcphdr *th = tcp_hdr(skb);
+ const struct tcphdr *th = tcp_hdr(skb);
if (sk) {
saddr = &inet6_sk(sk)->saddr;
@@ -842,12 +843,12 @@ clear_hash_noput:
return 1;
}
-static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
+static int tcp_v6_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
{
const __u8 *hash_location = NULL;
struct tcp_md5sig_key *hash_expected;
const struct ipv6hdr *ip6h = ipv6_hdr(skb);
- struct tcphdr *th = tcp_hdr(skb);
+ const struct tcphdr *th = tcp_hdr(skb);
int genhash;
u8 newhash[16];
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