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@xxxxxxxxxxx> --- drivers/gpu/drm/exynos/exynos_hdmi.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index fd8141f..54d97f7 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2520,7 +2520,8 @@ static int hdmi_remove(struct platform_device *pdev) 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); -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html