linux-kernel - [PATCH] video: fbdev: omap2: Use PTR_ERR_OR

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Date:   Wed, 29 Nov 2017 17:22:48 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     linux-omap@...r.kernel.org, linux-fbdev@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Cc:     Vasyl Gomonovych <gomonovych@...il.com>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mark Brown <broonie@...nel.org>, linux-kernel@...r.kernel.org
Subject: [PATCH] video: fbdev: omap2: Use PTR_ERR_OR_ZERO()

Fix ptr_ret.cocci warnings:
drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c:676:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@...il.com>
---
 drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c
index ec78d61bc551..28de56e21c74 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c
@@ -673,10 +673,7 @@ static int hdmi_audio_register(struct device *dev)
 		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);
 }
 
 /* HDMI HW IP initialisation */
-- 
1.9.1