}
if (ipv6_only_sock(sk) ||
- !(ipv6_addr_type(&np->daddr) & IPV6_ADDR_MAPPED)) {
+ !ipv6_addr_v4mapped(&np->daddr)) {
retv = -EADDRNOTAVAIL;
break;
}
case IPV6_MULTICAST_IF:
if (sk->sk_type == SOCK_STREAM)
goto e_inval;
- if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val)
- goto e_inval;
- if (__dev_get_by_index(val) == NULL) {
- retv = -ENODEV;
- break;
+ if (val) {
+ if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val)
+ goto e_inval;
+
+ if (__dev_get_by_index(&init_net, val) == NULL) {
+ retv = -ENODEV;
+ break;
+ }
}
np->mcast_oif = val;
retv = 0;
{
struct ipv6_mreq mreq;
+ retv = -EPROTO;
+ if (inet_sk(sk)->is_icsk)
+ break;
+
retv = -EFAULT;
if (copy_from_user(&mreq, optval, sizeof(struct ipv6_mreq)))
break;
break;
}
gsf = kmalloc(optlen,GFP_KERNEL);
- if (gsf == 0) {
+ if (!gsf) {
retv = -ENOBUFS;
break;
}