linux-kernel - Re: [PATCH 07/26] drm/dp_mst: Get rid of list clear in drm_dp_finish_destroy

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Date:   Tue, 13 Aug 2019 16:55:09 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Lyude Paul <lyude@...hat.com>
Cc:     dri-devel@...ts.freedesktop.org, Juston Li <juston.li@...el.com>,
        Imre Deak <imre.deak@...el.com>,
        Ville Syrjälä 
        <ville.syrjala@...ux.intel.com>, Harry Wentland <hwentlan@....com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 07/26] drm/dp_mst: Get rid of list clear in
 drm_dp_finish_destroy_port()

On Wed, Jul 17, 2019 at 09:42:30PM -0400, Lyude Paul wrote:
> This seems to be some leftover detritus from before the port/mstb kref
> cleanup and doesn't do anything anymore, so get rid of it.
> 
> Cc: Juston Li <juston.li@...el.com>
> Cc: Imre Deak <imre.deak@...el.com>
> Cc: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> Cc: Harry Wentland <hwentlan@....com>
> Signed-off-by: Lyude Paul <lyude@...hat.com>

Maybe move this earlier, before patch 2. Either way:

Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>


> ---
>  drivers/gpu/drm/drm_dp_mst_topology.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
> index 0295e007c836..ec6865e1af75 100644
> --- a/drivers/gpu/drm/drm_dp_mst_topology.c
> +++ b/drivers/gpu/drm/drm_dp_mst_topology.c
> @@ -3870,8 +3870,6 @@ static void drm_dp_tx_work(struct work_struct *work)
>  static inline void
>  drm_dp_finish_destroy_port(struct drm_dp_mst_port *port)
>  {
> -	INIT_LIST_HEAD(&port->next);
> -
>  	if (port->connector)
>  		port->mgr->cbs->destroy_connector(port->mgr, port->connector);
>  
> -- 
> 2.21.0
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch