linux-kernel - [PATCH -next] staging: mt7621-pci: Use PTR_ERR_OR_ZERO in mt7621_pcie_parse

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Date:   Wed, 12 Sep 2018 02:50:08 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        <matthias.bgg@...il.com>, <blogic@...nwrt.org>,
        <sergio.paracuellos@...il.com>, <neil@...wn.name>,
        <peter.vernia@...il.com>, <oliver.huebers@....de>
CC:     YueHaibing <yuehaibing@...wei.com>, <devel@...verdev.osuosl.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <kernel-janitors@...r.kernel.org>
Subject: [PATCH -next] staging: mt7621-pci: Use PTR_ERR_OR_ZERO in mt7621_pcie_parse_dt()

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

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/staging/mt7621-pci/pci-mt7621.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c
index ba1f117..d2cb910 100644
--- a/drivers/staging/mt7621-pci/pci-mt7621.c
+++ b/drivers/staging/mt7621-pci/pci-mt7621.c
@@ -396,10 +396,7 @@ static int mt7621_pcie_parse_dt(struct mt7621_pcie *pcie)
 	}
 
 	pcie->base = devm_ioremap_resource(dev, &regs);
-	if (IS_ERR(pcie->base))
-		return PTR_ERR(pcie->base);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(pcie->base);
 }
 
 static int mt7621_pcie_request_resources(struct mt7621_pcie *pcie,