netdev - Re: [PATCH iproute2] ip: fix return value for rtnl

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Date:   Wed, 9 Nov 2022 10:17:51 +0200
From:   Ido Schimmel <idosch@...sch.org>
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     netdev@...r.kernel.org, Guillaume Nault <gnault@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Stephen Hemminger <stephen@...workplumber.org>
Subject: Re: [PATCH iproute2] ip: fix return value for rtnl_talk failures

On Tue, Nov 08, 2022 at 08:43:44PM +0800, Hangbin Liu wrote:
> Since my last commit "rtnetlink: add new function rtnl_echo_talk()" we
> return the kernel rtnl exit code directly, which breaks some kernel
> selftest checking. As there are still a lot of tests checking -2 as the
> error return value, to keep backward compatibility, let's keep using
> -2 for all the rtnl return values.
> 
> Reported-by: Ido Schimmel <idosch@...sch.org>
> Fixes: 6c09257f1bf6 ("rtnetlink: add new function rtnl_echo_talk()")
> Signed-off-by: Hangbin Liu <liuhangbin@...il.com>

Tested-by: Ido Schimmel <idosch@...dia.com>