host: ehci-tegra: remove duplicate check on resource (a36cc423) · Commits · 戴 / test

Sanity check on resource happening with devm_ioremap_resource(). Signed-off-by:

drivers/usb/host/ehci-tegra.c

+3 −7

Original line number	Diff line number	Diff line
		@@ -460,18 +460,14 @@ static int tegra_ehci_probe(struct platform_device *pdev)
		"nvidia,needs-double-reset");

		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
		if (!res) {
		dev_err(&pdev->dev, "Failed to get I/O memory\n");
		err = -ENXIO;
		goto cleanup_clk_en;
		}
		hcd->rsrc_start = res->start;
		hcd->rsrc_len = resource_size(res);
		hcd->regs = devm_ioremap_resource(&pdev->dev, res);
		if (IS_ERR(hcd->regs)) {
		err = PTR_ERR(hcd->regs);
		goto cleanup_clk_en;
		}
		hcd->rsrc_start = res->start;
		hcd->rsrc_len = resource_size(res);

		ehci->caps = hcd->regs + 0x100;
		ehci->has_hostpc = soc_config->has_hostpc;