From d4258036e8269cfda26a65173ea02650367a52bd Mon Sep 17 00:00:00 2001 From: Jianqun Xu Date: Thu, 16 Jan 2020 11:11:31 +0800 Subject: [PATCH] drm/rockchip: dw_hdmi fix crash caused by null pointer Change-Id: I7d5ada5f09d2081440d0098782df6200a83ca2b1 Signed-off-by: Jianqun Xu --- drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 695c966b8170..0f1acd2db111 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -1461,6 +1461,9 @@ static void dw_hdmi_rockchip_shutdown(struct platform_device *pdev) { struct rockchip_hdmi *hdmi = dev_get_drvdata(&pdev->dev); + if (!hdmi) + return; + dw_hdmi_suspend(hdmi->hdmi); pm_runtime_put_sync(&pdev->dev); }