serial: sprd: Remove unnecessary resource validation (262d3dc0) · Commits · 戴 / test

The devm_ioremap_resource() will valid the resources, thus remove the unnecessary resource validation in the driver. Signed-off-by:

drivers/tty/serial/sprd_serial.c

+2 −5

Original line number	Diff line number	Diff line
		@@ -710,15 +710,12 @@ static int sprd_probe(struct platform_device *pdev)
		up->uartclk = clk_get_rate(clk);

		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
		if (!res) {
		dev_err(&pdev->dev, "not provide mem resource\n");
		return -ENODEV;
		}
		up->mapbase = res->start;
		up->membase = devm_ioremap_resource(&pdev->dev, res);
		if (IS_ERR(up->membase))
		return PTR_ERR(up->membase);

		up->mapbase = res->start;

		irq = platform_get_irq(pdev, 0);
		if (irq < 0) {
		dev_err(&pdev->dev, "not provide irq resource: %d\n", irq);