l2tp: make __l2tp_ip*_bind_lookup() parameters 'const'
authorGuillaume Nault <g.nault@alphalink.fr>
Fri, 6 Jan 2017 19:03:55 +0000 (20:03 +0100)
committerDavid S. Miller <davem@davemloft.net>
Sat, 7 Jan 2017 03:18:56 +0000 (22:18 -0500)
Add const qualifier wherever possible for __l2tp_ip_bind_lookup() and
__l2tp_ip6_bind_lookup().

Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/l2tp/l2tp_ip.c
net/l2tp/l2tp_ip6.c

index 992761e..e5686bf 100644 (file)
@@ -53,8 +53,8 @@ static struct sock *__l2tp_ip_bind_lookup(const struct net *net, __be32 laddr,
        struct sock *sk;
 
        sk_for_each_bound(sk, &l2tp_ip_bind_table) {
-               struct inet_sock *inet = inet_sk(sk);
-               struct l2tp_ip_sock *l2tp = l2tp_ip_sk(sk);
+               const struct l2tp_ip_sock *l2tp = l2tp_ip_sk(sk);
+               const struct inet_sock *inet = inet_sk(sk);
 
                if (l2tp == NULL)
                        continue;
index 331ccf5..2f6be6d 100644 (file)
@@ -57,8 +57,8 @@ static inline struct l2tp_ip6_sock *l2tp_ip6_sk(const struct sock *sk)
        return (struct l2tp_ip6_sock *)sk;
 }
 
-static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
-                                          struct in6_addr *laddr,
+static struct sock *__l2tp_ip6_bind_lookup(const struct net *net,
+                                          const struct in6_addr *laddr,
                                           const struct in6_addr *raddr,
                                           int dif, u32 tunnel_id)
 {
@@ -67,7 +67,7 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
        sk_for_each_bound(sk, &l2tp_ip6_bind_table) {
                const struct in6_addr *sk_laddr = inet6_rcv_saddr(sk);
                const struct in6_addr *sk_raddr = &sk->sk_v6_daddr;
-               struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
+               const struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
 
                if (l2tp == NULL)
                        continue;