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dw_dmac: 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: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Andy Shevchenko 12 年之前
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0b95961e03
共有 1 個文件被更改,包括 1 次插入4 次删除
  1. 1 4
      drivers/dma/dw_dmac.c

+ 1 - 4
drivers/dma/dw_dmac.c

@@ -1667,14 +1667,11 @@ static int dw_probe(struct platform_device *pdev)
 	int			err;
 	int			i;
 
-	io = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!io)
-		return -EINVAL;
-
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return irq;
 
+	io = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	regs = devm_ioremap_resource(&pdev->dev, io);
 	if (IS_ERR(regs))
 		return PTR_ERR(regs);