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path: root/drivers/usb/host/ehci-msm.c
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Diffstat (limited to 'drivers/usb/host/ehci-msm.c')
-rw-r--r--drivers/usb/host/ehci-msm.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index 9db74ca..275c92e 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -88,13 +88,20 @@ static int ehci_msm_probe(struct platform_device *pdev)
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- hcd->regs = devm_ioremap_resource(&pdev->dev, res);
- if (IS_ERR(hcd->regs)) {
- ret = PTR_ERR(hcd->regs);
+ if (!res) {
+ dev_err(&pdev->dev, "Unable to get memory resource\n");
+ ret = -ENODEV;
goto put_hcd;
}
+
hcd->rsrc_start = res->start;
hcd->rsrc_len = resource_size(res);
+ hcd->regs = devm_ioremap(&pdev->dev, hcd->rsrc_start, hcd->rsrc_len);
+ if (!hcd->regs) {
+ dev_err(&pdev->dev, "ioremap failed\n");
+ ret = -ENOMEM;
+ goto put_hcd;
+ }
/*
* OTG driver takes care of PHY initialization, clock management,
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