linux-kernel - Re: [PATCH -next] drm: mxsfb: fix error return code in mxsfb

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Date:   Mon, 6 Feb 2017 09:48:48 -0200
From:   Gustavo Padovan <gustavo@...ovan.org>
To:     Wei Yongjun <weiyj.lk@...il.com>
Cc:     Marek Vasut <marex@...x.de>, David Airlie <airlied@...ux.ie>,
        Wei Yongjun <weiyongjun1@...wei.com>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH -next] drm: mxsfb: fix error return code in mxsfb_load()

Hi Wei,

2017-02-05 Wei Yongjun <weiyj.lk@...il.com>:

> From: Wei Yongjun <weiyongjun1@...wei.com>
> 
> Fix to return a negative error code from the error handling
> case instead of 0, as done elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>
> ---
>  drivers/gpu/drm/mxsfb/mxsfb_drv.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> index cdfbe02..28a75cb 100644
> --- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> +++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
> @@ -221,6 +221,7 @@ static int mxsfb_load(struct drm_device *drm, unsigned long flags)
>  	mxsfb->fbdev = drm_fbdev_cma_init(drm, 32,
>  					  drm->mode_config.num_connector);
>  	if (IS_ERR(mxsfb->fbdev)) {
> +		ret = PTR_ERR(mxsfb->fbdev);
>  		mxsfb->fbdev = NULL;
>  		dev_err(drm->dev, "Failed to init FB CMA area\n");
>  		goto err_cma;

Reviewed-by: Gustavo Padovan <gustavo.padovan@...labora.com>

Gustavo