drm/exynos: hdmi: add null check for hdmiphy_port
The hdmiphy can be apb and hdmiphy_port can be null. So before
accessing hdmiphy_port, it should be checked.
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index d08e00d..562966d 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -2521,7 +2521,8 @@
if (hdata->res.reg_hdmi_en)
regulator_disable(hdata->res.reg_hdmi_en);
- put_device(&hdata->hdmiphy_port->dev);
+ if (hdata->hdmiphy_port)
+ put_device(&hdata->hdmiphy_port->dev);
put_device(&hdata->ddc_adpt->dev);
pm_runtime_disable(&pdev->dev);