[PATCH 1/1] drm/mediatek: do not dereference NULL

From: Heinrich Schuchardt
Date: Wed May 18 2016 - 17:00:58 EST


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