drm/mediatek: mtk_dpi: remove invalid error message

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@gmx.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

1 files changed, 0 insertions, 5 deletions

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index d05ca7901315..0186e500d2a5 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;