[PATCH 1/4] drm/omap: dss: Use PTR_ERR_OR_ZERO() to simplify code in hdmi_audio_register

[zhengbin]

Fixes coccicheck warning:

drivers/gpu/drm/omapdrm/dss/hdmi4.c:590:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: zhengbin <zhengbin13 at huawei.com>
---
 drivers/gpu/drm/omapdrm/dss/hdmi4.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index 0f557fa..eb71bae 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -587,10 +587,7 @@ static int hdmi_audio_register(struct omap_hdmi *hdmi)
 		&hdmi->pdev->dev, "omap-hdmi-audio", PLATFORM_DEVID_AUTO,
 		&pdata, sizeof(pdata));

-	if (IS_ERR(hdmi->audio_pdev))
-		return PTR_ERR(hdmi->audio_pdev);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(hdmi->audio_pdev);
 }

 /* -----------------------------------------------------------------------------
--
2.7.4