diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 463f455d68ed..1bac891a3a0a 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -1588,6 +1588,10 @@ int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, uns struct net *net = sock_net(sk); struct mr6_table *mrt; + if (sk->sk_type != SOCK_RAW || + inet_sk(sk)->inet_num != IPPROTO_ICMPV6) + return -EOPNOTSUPP; + mrt = ip6mr_get_table(net, raw6_sk(sk)->ip6mr_table ? : RT6_TABLE_DFLT); if (mrt == NULL) return -ENOENT; @@ -1599,9 +1603,6 @@ int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, uns switch (optname) { case MRT6_INIT: - if (sk->sk_type != SOCK_RAW || - inet_sk(sk)->inet_num != IPPROTO_ICMPV6) - return -EOPNOTSUPP; if (optlen < sizeof(int)) return -EINVAL; @@ -1722,6 +1723,10 @@ int ip6_mroute_getsockopt(struct sock *sk, int optname, char __user *optval, struct net *net = sock_net(sk); struct mr6_table *mrt; + if (sk->sk_type != SOCK_RAW || + inet_sk(sk)->inet_num != IPPROTO_ICMPV6) + return -EOPNOTSUPP; + mrt = ip6mr_get_table(net, raw6_sk(sk)->ip6mr_table ? : RT6_TABLE_DFLT); if (mrt == NULL) return -ENOENT;