irqchip/irq-mvebu-pic: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210908105701.1678-1-caihuoqing@baidu.com

diff --git a/drivers/irqchip/irq-mvebu-pic.c b/drivers/irqchip/irq-mvebu-pic.c
index dc1cee4b0fe10047177991abecfb88ee7d144637..870f9866b8da4d3a27765387fcd10e0a3f0e3a3c 100644 (file)
--- a/drivers/irqchip/irq-mvebu-pic.c
+++ b/drivers/irqchip/irq-mvebu-pic.c
@@ -121,14 +121,12 @@ static int mvebu_pic_probe(struct platform_device *pdev)
        struct device_node *node = pdev->dev.of_node;
        struct mvebu_pic *pic;
        struct irq_chip *irq_chip;
-       struct resource *res;
 
        pic = devm_kzalloc(&pdev->dev, sizeof(struct mvebu_pic), GFP_KERNEL);
        if (!pic)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       pic->base = devm_ioremap_resource(&pdev->dev, res);
+       pic->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(pic->base))
                return PTR_ERR(pic->base);