From: Varka Bhadram <varkabhadram@xxxxxxxxx>
Sanity check on resource happening with devm_ioremap_resource().
Signed-off-by: Varka Bhadram <varkab@xxxxxxx>
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/host/ehci-tegra.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c
index aaa0197..eb36b7a 100644
--- a/drivers/usb/host/ehci-tegra.c
+++ b/drivers/usb/host/ehci-tegra.c
@@ -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;
--
1.7.9.5
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