[NETNS][RAW]: Eliminate explicit init_net references.

Happily, in all the rest places (->bind callbacks only), that require the
struct net, we have a socket, so get the net from it.
Signed-off-by: NPavel Emelyanov <xemul@openvz.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/ipv4/raw.c

@@ -625,7 +625,7 @@ static int raw_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 
 	if (sk->sk_state != TCP_CLOSE || addr_len < sizeof(struct sockaddr_in))
 		goto out;
-	chk_addr_ret = inet_addr_type(&init_net, addr->sin_addr.s_addr);
+	chk_addr_ret = inet_addr_type(sk->sk_net, addr->sin_addr.s_addr);
 	ret = -EADDRNOTAVAIL;
 	if (addr->sin_addr.s_addr && chk_addr_ret != RTN_LOCAL &&
 	    chk_addr_ret != RTN_MULTICAST && chk_addr_ret != RTN_BROADCAST)

net/ipv6/raw.c

@@ -291,7 +291,7 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 			if (!sk->sk_bound_dev_if)
 				goto out;
 
-			dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
+			dev = dev_get_by_index(sk->sk_net, sk->sk_bound_dev_if);
 			if (!dev) {
 				err = -ENODEV;
 				goto out;
@@ -304,7 +304,7 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 		v4addr = LOOPBACK4_IPV6;
 		if (!(addr_type & IPV6_ADDR_MULTICAST))	{
 			err = -EADDRNOTAVAIL;
-			if (!ipv6_chk_addr(&init_net, &addr->sin6_addr,
+			if (!ipv6_chk_addr(sk->sk_net, &addr->sin6_addr,
 					   dev, 0)) {
 				if (dev)
 					dev_put(dev);