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

Heinrich Schuchardt xypron.glpk at gmx.de
Wed May 18 13:59:50 PDT 2016


After having verified that dpi is NULL we should not
dereference it.

Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 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




More information about the linux-arm-kernel mailing list