linux-kernel - [PATCH] PCI: qcom: fix ptr

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Message-ID: <20151218134415.GA31877@lkp-hsx03>
Date:	Fri, 18 Dec 2015 21:44:15 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Stanimir Varbanov <stanimir.varbanov@...aro.org>
Cc:	kbuild-all@...org, linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-pci@...r.kernel.org,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
	Russell King <linux@....linux.org.uk>,
	Rob Herring <robh+dt@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Arnd Bergmann <arnd@...db.de>,
	Jingoo Han <jingoohan1@...il.com>,
	Pratyush Anand <pratyush.anand@...il.com>,
	Bjorn Andersson <bjorn.andersson@...ymobile.com>,
	Stanimir Varbanov <svarbanov@...sol.com>,
	Stanimir Varbanov <stanimir.varbanov@...aro.org>
Subject: [PATCH] PCI: qcom: fix ptr_ret.cocci warnings

drivers/pci/host/pcie-qcom.c:188:1-3: WARNING: PTR_ERR_OR_ZERO can be used
drivers/pci/host/pcie-qcom.c:220:1-3: 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

CC: Stanimir Varbanov <svarbanov@...sol.com>
Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---

 pcie-qcom.c |   10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

--- a/drivers/pci/host/pcie-qcom.c
+++ b/drivers/pci/host/pcie-qcom.c
@@ -185,10 +185,7 @@ static int qcom_pcie_get_resources_v0(st
 		return PTR_ERR(res->por_reset);
 
 	res->phy_reset = devm_reset_control_get(dev, "phy");
-	if (IS_ERR(res->phy_reset))
-		return PTR_ERR(res->phy_reset);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(res->phy_reset);
 }
 
 static int qcom_pcie_get_resources_v1(struct qcom_pcie *pcie)
@@ -217,10 +214,7 @@ static int qcom_pcie_get_resources_v1(st
 		return PTR_ERR(res->slave_bus);
 
 	res->core = devm_reset_control_get(dev, "core");
-	if (IS_ERR(res->core))
-		return PTR_ERR(res->core);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(res->core);
 }
 
 static void qcom_pcie_deinit_v0(struct qcom_pcie *pcie)
--
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