On Wed, May 18, 2016 at 10:59:50PM +0200, Heinrich Schuchardt wrote:
> After having verified that dpi is NULL we should not
> dereference it.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx>
> ---
> drivers/gpu/drm/mediatek/mtk_dpi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
> index d05ca79..3dbd00d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dpi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
> @@ -433,7 +433,7 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi,
> unsigned int factor;
>
> if (!dpi) {
> - dev_err(dpi->dev, "invalid argument\n");
> + dev_err(NULL, "invalid argument\n");
> return -EINVAL;
> }
>
> --
> 2.1.4
Seems obvious ^^
Reviewed-by: Eric Engestrom <eric.engestrom@xxxxxxxxxx>
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