host: ehci-w90x900: remove duplicate check on resource
authorVarka Bhadram <varkabhadram@gmail.com>
Tue, 4 Nov 2014 02:21:11 +0000 (07:51 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 7 Nov 2014 17:01:49 +0000 (09:01 -0800)
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>
drivers/usb/host/ehci-w90x900.c

index a9303aff125eff1ba1d35a4fe204caff8c35a393..4717bf20759549a5359e23ec419395c4aa67c44d 100644 (file)
@@ -42,27 +42,20 @@ static int usb_w90x900_probe(const struct hc_driver *driver,
        int retval = 0, irq;
        unsigned long val;
 
-
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!res) {
-               retval = -ENXIO;
-               goto err1;
-       }
-
        hcd = usb_create_hcd(driver, &pdev->dev, "w90x900 EHCI");
        if (!hcd) {
                retval = -ENOMEM;
                goto err1;
        }
 
-       hcd->rsrc_start = res->start;
-       hcd->rsrc_len = resource_size(res);
-
+       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        hcd->regs = devm_ioremap_resource(&pdev->dev, res);
        if (IS_ERR(hcd->regs)) {
                retval = PTR_ERR(hcd->regs);
                goto err2;
        }
+       hcd->rsrc_start = res->start;
+       hcd->rsrc_len = resource_size(res);
 
        ehci = hcd_to_ehci(hcd);
        ehci->caps = hcd->regs;