isp1760-if: make module unloads correctly

Without this patch, the prepared disable routines
will not be called on module unloading.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index 4592dc1..fff114f 100644 (file)
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -398,6 +398,9 @@ static int __devinit isp1760_plat_probe(struct platform_device *pdev)
        hcd = isp1760_register(mem_res->start, mem_size, irq_res->start,
                               irqflags, -ENOENT,
                               &pdev->dev, dev_name(&pdev->dev), devflags);
+
+       dev_set_drvdata(&pdev->dev, hcd);
+
        if (IS_ERR(hcd)) {
                pr_warning("isp1760: Failed to register the HCD device\n");
                ret = -ENODEV;
@@ -417,11 +420,16 @@ static int __devexit isp1760_plat_remove(struct platform_device *pdev)
 {
        struct resource *mem_res;
        resource_size_t mem_size;
+       struct usb_hcd *hcd = dev_get_drvdata(&pdev->dev);
+
+       usb_remove_hcd(hcd);
 
        mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        mem_size = resource_size(mem_res);
        release_mem_region(mem_res->start, mem_size);
 
+       usb_put_hcd(hcd);
+
        return 0;
 }