diff mbox series

[v2,12/13] drm/mediatek: add a error return value when clock driver has been prepared

Message ID 20180905083146.14727-13-bibby.hsieh@mediatek.com (mailing list archive)
State New, archived
Headers show
Series drm/mediatek: support hdmi output for mt2701 and mt7623 | expand

Commit Message

Bibby Hsieh Sept. 5, 2018, 8:31 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

Patch

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;