diff options
| author |   Mike Manning <mmanning@vyatta.att-mail.com> | 2019-05-20 19:57:17 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-05-21 13:12:39 -0700 |
| commit | 72f7cfab6f93a8ea825fab8ccfb016d064269f7f (patch) | |
| tree | dcbd4bedc6d143fa16e92d4fec8b3121c9bcc57c | |
| parent | net: phylink: ensure inband AN works correctly (diff) | |
| download | linux-dev-72f7cfab6f93a8ea825fab8ccfb016d064269f7f.tar.xz linux-dev-72f7cfab6f93a8ea825fab8ccfb016d064269f7f.zip | |
ipv6: Consider sk_bound_dev_if when binding a raw socket to an address
IPv6 does not consider if the socket is bound to a device when binding
to an address. The result is that a socket can be bound to eth0 and
then bound to the address of eth1. If the device is a VRF, the result
is that a socket can only be bound to an address in the default VRF.
Resolve by considering the device if sk_bound_dev_if is set.
Signed-off-by: Mike Manning <mmanning@vyatta.att-mail.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Tested-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv6/raw.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 84dbe21b71e5..96a3559f2a09 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -287,7 +287,9 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) /* Binding to link-local address requires an interface */ if (!sk->sk_bound_dev_if) goto out_unlock; + } + if (sk->sk_bound_dev_if) { err = -ENODEV; dev = dev_get_by_index_rcu(sock_net(sk), sk->sk_bound_dev_if); |