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Tue, 18 Dec 2018 08:23:32 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userv0022.oracle.com (8.14.4/8.14.4) with ESMTP id wBI8NVHa002022 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 18 Dec 2018 08:23:31 GMT Received: from abhmp0001.oracle.com (abhmp0001.oracle.com [141.146.116.7]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id wBI8NU1K004024; Tue, 18 Dec 2018 08:23:30 GMT Received: from kadam (/197.157.0.59) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 18 Dec 2018 00:23:29 -0800 Date: Tue, 18 Dec 2018 11:23:29 +0300 From: Dan Carpenter To: Richard Zhu , Leonard Crestez Subject: [PATCH] PCI: imx: Fix an IS_ERR() vs NULL bug Message-ID: <20181218082329.GB440@kadam> MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9110 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=907 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812180075 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181218_002351_361268_E6CE5B14 X-CRM114-Status: GOOD ( 17.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lorenzo Pieralisi , linux-pci@vger.kernel.org, kernel-janitors@vger.kernel.org, Bjorn Helgaas , linux-arm-kernel@lists.infradead.org, Lucas Stach Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The device_link_add() function doesn't return error pointers, it returns NULL if there is an error. Fixes: 7a6991159bcd ("PCI: imx: Add multi-pd support") Signed-off-by: Dan Carpenter --- drivers/pci/controller/dwc/pci-imx6.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index b54b4590ccf9..8e7956224a5f 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -326,9 +326,9 @@ static int imx6_pcie_attach_pd(struct device *dev) DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME | DL_FLAG_RPM_ACTIVE); - if (IS_ERR(link)) { - dev_err(dev, "Failed to add device_link to pcie pd: %ld\n", PTR_ERR(link)); - return PTR_ERR(link); + if (!link) { + dev_err(dev, "Failed to add device_link to pcie pd.\n"); + return -EINVAL; } imx6_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel