Hi all,
thanks a lot! I can confirm that this fixes my test script.
Kind regards,
Ralf
On 03.01.19 03:57, David Ahern wrote:
> From: David Ahern <dsah...@gmail.com>
>
> 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.
>
> This problem exists from the beginning of git history.
>
> Signed-off-by: David Ahern <dsah...@gmail.com>
> ---
> net/ipv6/af_inet6.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
> index f0cd291034f0..0bfb6cc0a30a 100644
> --- a/net/ipv6/af_inet6.c
> +++ b/net/ipv6/af_inet6.c
> @@ -350,6 +350,9 @@ static int __inet6_bind(struct sock *sk, struct sockaddr
> *uaddr, int addr_len,
> err = -EINVAL;
> goto out_unlock;
> }
> + }
> +
> + if (sk->sk_bound_dev_if) {
> dev = dev_get_by_index_rcu(net,
> sk->sk_bound_dev_if);
> if (!dev) {
> err = -ENODEV;
>
