netdev - Re: [PATCH net] ipv6: Consider sk_bound_dev_if when binding a socket to an address

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Message-Id: <20190102.201732.1335421605479119477.davem@davemloft.net>
Date:   Wed, 02 Jan 2019 20:17:32 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     dsahern@...nel.org
Cc:     post@...fj.de, netdev@...r.kernel.org, dsahern@...il.com
Subject: Re: [PATCH net] ipv6: Consider sk_bound_dev_if when binding a
 socket to an address

From: David Ahern <dsahern@...nel.org>
Date: Wed,  2 Jan 2019 18:57:09 -0800

> From: David Ahern <dsahern@...il.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 <dsahern@...il.com>

Applied and queued up for -stable.