[v5,11/11] drm/mediatek: add a error return value when clock driver has been prepared
diff mbox series

Message ID 20181003034151.31452-12-bibby.hsieh@mediatek.com
State New
Headers show
  • drm/mediatek: support hdmi output for mt2701 and mt7623
Related show

Commit Message

Bibby Hsieh Oct. 3, 2018, 3:41 a.m. UTC
DRM driver get the comp->clk by of_clk_get(), we only
assign NULL to comp->clk when error happened, but do
not return the error number.

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
 drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index ff974d82a4a6..54ca794db3e9 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -294,7 +294,7 @@  int mtk_ddp_comp_init(struct device *dev, struct device_node *node,
 	comp->irq = of_irq_get(node, 0);
 	comp->clk = of_clk_get(node, 0);
 	if (IS_ERR(comp->clk))
-		comp->clk = NULL;
+		return PTR_ERR(comp->clk);
 	/* Only DMA capable components need the LARB property */
 	comp->larb_dev = NULL;