can: rcar: 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@huawei.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c
index bf5adea..4857590 100644 (file)
--- a/drivers/net/can/rcar/rcar_can.c
+++ b/drivers/net/can/rcar/rcar_can.c
@@ -744,7 +744,6 @@ static int rcar_can_probe(struct platform_device *pdev)
 {
        struct rcar_can_priv *priv;
        struct net_device *ndev;
-       struct resource *mem;
        void __iomem *addr;
        u32 clock_select = CLKR_CLKP1;
        int err = -ENODEV;
@@ -759,8 +758,7 @@ static int rcar_can_probe(struct platform_device *pdev)
                goto fail;
        }
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       addr = devm_ioremap_resource(&pdev->dev, mem);
+       addr = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(addr)) {
                err = PTR_ERR(addr);
                goto fail;

diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index edaa1ca..de59dd6 100644 (file)
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1630,7 +1630,6 @@ static void rcar_canfd_channel_remove(struct rcar_canfd_global *gpriv, u32 ch)
 
 static int rcar_canfd_probe(struct platform_device *pdev)
 {
-       struct resource *mem;
        void __iomem *addr;
        u32 sts, ch, fcan_freq;
        struct rcar_canfd_global *gpriv;
@@ -1704,8 +1703,7 @@ static int rcar_canfd_probe(struct platform_device *pdev)
                /* CANFD clock is further divided by (1/2) within the IP */
                fcan_freq /= 2;
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       addr = devm_ioremap_resource(&pdev->dev, mem);
+       addr = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(addr)) {
                err = PTR_ERR(addr);
                goto fail_dev;