netdev - Re: [patch net-next] mlxsw: core: Fix use-after-free calling devl_unlock() in mlxsw_core_bus_device

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Message-ID: <YtmUdnBNEuhlDVFJ@shredder>
Date:   Thu, 21 Jul 2022 21:01:26 +0300
From:   Ido Schimmel <idosch@...dia.com>
To:     Jiri Pirko <jiri@...nulli.us>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        petrm@...dia.com, pabeni@...hat.com, edumazet@...gle.com,
        mlxsw@...dia.com
Subject: Re: [patch net-next] mlxsw: core: Fix use-after-free calling
 devl_unlock() in mlxsw_core_bus_device_unregister()

On Thu, Jul 21, 2022 at 04:24:24PM +0200, Jiri Pirko wrote:
> From: Jiri Pirko <jiri@...dia.com>
> 
> Do devl_unlock() before freeing the devlink in
> mlxsw_core_bus_device_unregister() function.
> 
> Reported-by: Ido Schimmel <idosch@...dia.com>
> Fixes: 72a4c8c94efa ("mlxsw: convert driver to use unlocked devlink API during init/fini")
> Signed-off-by: Jiri Pirko <jiri@...dia.com>

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