mmc: dw_mmc-pltfm: don't check resource with devm_ioremap_resource

devm_ioremap_resource does sanity checks on the given resource.
No need to duplicate this in the driver.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c
index 37873f1..526abae 100644 (file)
--- a/drivers/mmc/host/dw_mmc-pltfm.c
+++ b/drivers/mmc/host/dw_mmc-pltfm.c
@@ -25,7 +25,7 @@
 #include "dw_mmc.h"
 
 int dw_mci_pltfm_register(struct platform_device *pdev,
-                               const struct dw_mci_drv_data *drv_data)
+                         const struct dw_mci_drv_data *drv_data)
 {
        struct dw_mci *host;
        struct resource *regs;
@@ -35,10 +35,6 @@ int dw_mci_pltfm_register(struct platform_device *pdev,
        if (!host)
                return -ENOMEM;
 
-       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!regs)
-               return -ENXIO;
-
        host->irq = platform_get_irq(pdev, 0);
        if (host->irq < 0)
                return host->irq;
@@ -47,6 +43,8 @@ int dw_mci_pltfm_register(struct platform_device *pdev,
        host->dev = &pdev->dev;
        host->irq_flags = 0;
        host->pdata = pdev->dev.platform_data;
+
+       regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        host->regs = devm_ioremap_resource(&pdev->dev, regs);
        if (IS_ERR(host->regs))
                return PTR_ERR(host->regs);