[PATCH] drm/mediatek: mtk_dpi: remove invalid error message

[Philipp Zabel]

Do not try to dereference dpi if it is NULL.
Since dpi can never be NULL when mtk_dpi_set_display_mode() is called,
remove the message.

Reported-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
Signed-off-by: Philipp Zabel <p.zabel at pengutronix.de>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index d05ca79..0186e50 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -432,11 +432,6 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi,
 	unsigned long pll_rate;
 	unsigned int factor;
 
-	if (!dpi) {
-		dev_err(dpi->dev, "invalid argument\n");
-		return -EINVAL;
-	}
-
 	pix_rate = 1000UL * mode->clock;
 	if (mode->clock <= 74000)
 		factor = 8 * 3;
-- 
2.8.1