linux-kernel - Re: [PATCH 1/3] drm/qxl: use drmm_mode_config

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Message-ID: <20200908113522.GK2352366@phenom.ffwll.local>
Date:   Tue, 8 Sep 2020 13:35:22 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Gerd Hoffmann <kraxel@...hat.com>
Cc:     dri-devel@...ts.freedesktop.org, Dave Airlie <airlied@...hat.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        "open list:DRM DRIVER FOR QXL VIRTUAL GPU" 
        <virtualization@...ts.linux-foundation.org>,
        "open list:DRM DRIVER FOR QXL VIRTUAL GPU" 
        <spice-devel@...ts.freedesktop.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] drm/qxl: use drmm_mode_config_init

On Tue, Sep 08, 2020 at 11:39:10AM +0200, Gerd Hoffmann wrote:
> Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>

Btw going all in on devm_drm_dev_alloc and managed functions might be good
cleanup for virtio.

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

> ---
>  drivers/gpu/drm/qxl/qxl_display.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
> index fa79688013b7..4be04eaf7f37 100644
> --- a/drivers/gpu/drm/qxl/qxl_display.c
> +++ b/drivers/gpu/drm/qxl/qxl_display.c
> @@ -1190,7 +1190,9 @@ int qxl_modeset_init(struct qxl_device *qdev)
>  	int i;
>  	int ret;
>  
> -	drm_mode_config_init(&qdev->ddev);
> +	ret = drmm_mode_config_init(&qdev->ddev);
> +	if (ret)
> +		return ret;
>  
>  	ret = qxl_create_monitors_object(qdev);
>  	if (ret)
> @@ -1223,5 +1225,4 @@ int qxl_modeset_init(struct qxl_device *qdev)
>  void qxl_modeset_fini(struct qxl_device *qdev)
>  {
>  	qxl_destroy_monitors_object(qdev);
> -	drm_mode_config_cleanup(&qdev->ddev);
>  }
> -- 
> 2.27.0
> 

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