[PATCH 6/7] drm/mediatek: add a error return value when clock driver has been prepared

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 --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 4672317e3ad1..d38a5303f8fc 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -283,7 +283,7 @@ 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;