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usb: gadget: udc: s3c-hsudc: do not rely on 'driver' argument 

future patches will remove the extra 'driver'
argument to ->udc_stop(), in order to do that,
we must make sure that our UDC does not rely
on it first.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2014-10-17 11:25:50 -05:00
parent c3d84dfb7f
commit 82891b959c
1 changed files with 3 additions and 5 deletions
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8
drivers/usb/gadget/udc/s3c-hsudc.c
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@ -1199,11 +1199,7 @@ static int s3c_hsudc_stop(struct usb_gadget *gadget,
if (!hsudc) if (!hsudc)
return -ENODEV; return -ENODEV;
if (!driver || driver != hsudc->driver)
return -EINVAL;
spin_lock_irqsave(&hsudc->lock, flags); spin_lock_irqsave(&hsudc->lock, flags);
hsudc->driver = NULL;
hsudc->gadget.speed = USB_SPEED_UNKNOWN; hsudc->gadget.speed = USB_SPEED_UNKNOWN;
s3c_hsudc_uninit_phy(); s3c_hsudc_uninit_phy();
@ -1222,7 +1218,9 @@ static int s3c_hsudc_stop(struct usb_gadget *gadget,
regulator_bulk_disable(ARRAY_SIZE(hsudc->supplies), hsudc->supplies); regulator_bulk_disable(ARRAY_SIZE(hsudc->supplies), hsudc->supplies);
dev_info(hsudc->dev, "unregistered gadget driver '%s'\n", dev_info(hsudc->dev, "unregistered gadget driver '%s'\n",
driver->driver.name); hsudc->driver->driver.name);
hsudc->driver = NULL;
return 0; return 0;
} }