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USB: gadget: atmel: disconnect before unbind 

When unbind the gadget driver, need call disconnect first.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
This commit is contained in:
Bo Shen 2013-09-24 13:19:24 +08:00 committed by Marek Vasut
parent a6921adcf2
commit 4585fc5863
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/gadget/atmel_usba_udc.c
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@ -1240,11 +1240,12 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
{ {
struct usba_udc *udc = &controller; struct usba_udc *udc = &controller;
if (!driver || !driver->bind || !driver->setup) { if (!driver || !driver->unbind || !driver->disconnect) {
error("bad paramter\n"); error("bad paramter\n");
return -EINVAL; return -EINVAL;
} }
driver->disconnect(&udc->gadget);
driver->unbind(&udc->gadget); driver->unbind(&udc->gadget);
udc->driver = NULL; udc->driver = NULL;