linux-kernel - [PATCH -next] drm/omap: omap_display_timings: Use PTR_ERR_OR_ZERO in hdmi5_core

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Date:   Tue, 11 Sep 2018 02:10:55 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Tomi Valkeinen <tomi.valkeinen@...com>,
        David Airlie <airlied@...ux.ie>,
        Sebastian Reichel <sre@...nel.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        "Andrew F. Davis" <afd@...com>
CC:     YueHaibing <yuehaibing@...wei.com>,
        <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>
Subject: [PATCH -next] drm/omap: omap_display_timings: Use PTR_ERR_OR_ZERO in hdmi5_core_init()

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

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

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
index 02efabc..cadfca8 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
@@ -910,8 +910,5 @@ int hdmi5_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
 	core->base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(core->base))
-		return PTR_ERR(core->base);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(core->base);
 }