linux-kernel - [PATCH -next] RDMA/hns: use devm_platform_ioremap

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Message-ID: <20190906141727.26552-1-yuehaibing@huawei.com>
Date:   Fri, 6 Sep 2019 22:17:27 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <oulijun@...wei.com>, <xavier.huwei@...wei.com>,
        <dledford@...hat.com>, <jgg@...pe.ca>
CC:     <linux-rdma@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH -next] RDMA/hns: use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index dc9a1cd..5f74bf5 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -4511,7 +4511,6 @@ static int hns_roce_get_cfg(struct hns_roce_dev *hr_dev)
 	struct platform_device *pdev = NULL;
 	struct net_device *netdev = NULL;
 	struct device_node *net_node;
-	struct resource *res;
 	int port_cnt = 0;
 	u8 phy_port;
 	int ret;
@@ -4550,8 +4549,7 @@ static int hns_roce_get_cfg(struct hns_roce_dev *hr_dev)
 	}
 
 	/* get the mapped register base address */
-	res = platform_get_resource(hr_dev->pdev, IORESOURCE_MEM, 0);
-	hr_dev->reg_base = devm_ioremap_resource(dev, res);
+	hr_dev->reg_base = devm_platform_ioremap_resource(hr_dev->pdev, 0);
 	if (IS_ERR(hr_dev->reg_base))
 		return PTR_ERR(hr_dev->reg_base);
 
-- 
2.7.4