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host: ehci-mxc: remove duplicate check on resource

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Sanity check on resource happening with devm_ioremap_resource().

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Varka Bhadram 2014-11-04 07:51:22 +05:30 • committed by Greg Kroah-Hartman
parent 6144171ddc
commit d6e269ae4f
1 changed files with 2 additions and 9 deletions
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11
drivers/usb/host/ehci-mxc.c
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@ -69,20 +69,13 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
return -ENOMEM; return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(dev, "Found HC with no register addr. Check setup!\n");
ret = -ENODEV;
goto err_alloc;
}
hcd->rsrc_start = res->start;
hcd->rsrc_len = resource_size(res);
hcd->regs = devm_ioremap_resource(&pdev->dev, res); hcd->regs = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(hcd->regs)) { if (IS_ERR(hcd->regs)) {
ret = PTR_ERR(hcd->regs); ret = PTR_ERR(hcd->regs);
goto err_alloc; goto err_alloc;
} }
hcd->rsrc_start = res->start;
hcd->rsrc_len = resource_size(res);
hcd->has_tt = 1; hcd->has_tt = 1;
ehci = hcd_to_ehci(hcd); ehci = hcd_to_ehci(hcd);