spi: dw-mmio: use devm_platform_ioremap_resource() to simplify code

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

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190904135918.25352-13-yuehaibing@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c
index edb3cf6be2010ee38b19655b869d0528b84b13e2..bd46fca3f0944aa81d1958f6f0015d9262d3b3a5 100644 (file)
--- a/drivers/spi/spi-dw-mmio.c
+++ b/drivers/spi/spi-dw-mmio.c
@@ -79,14 +79,12 @@ static int dw_spi_mscc_init(struct platform_device *pdev,
                            const char *cpu_syscon, u32 if_si_owner_offset)
 {
        struct dw_spi_mscc *dwsmscc;
-       struct resource *res;
 
        dwsmscc = devm_kzalloc(&pdev->dev, sizeof(*dwsmscc), GFP_KERNEL);
        if (!dwsmscc)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-       dwsmscc->spi_mst = devm_ioremap_resource(&pdev->dev, res);
+       dwsmscc->spi_mst = devm_platform_ioremap_resource(pdev, 1);
        if (IS_ERR(dwsmscc->spi_mst)) {
                dev_err(&pdev->dev, "SPI_MST region map failed\n");
                return PTR_ERR(dwsmscc->spi_mst);