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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>
This commit is contained in:
Seung-Woo Kim 2014-07-28 17:15:22 +09:00 committed by Inki Dae
parent f1e716d8f8
commit 9d1e25c998
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/exynos/exynos_hdmi.c
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@ -2521,7 +2521,8 @@ 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);