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USB/gadget/net2280: handle sysfs errors

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Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jeff Garzik 2006-10-11 21:50:24 -04:00 committed by Greg Kroah-Hartman
parent 5dfb5f1d06
commit b3899dacaf
1 changed files with 16 additions and 4 deletions
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20
drivers/usb/gadget/net2280.c
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@ -2044,8 +2044,10 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver)
return retval;
}
device_create_file (&dev->pdev->dev, &dev_attr_function);
device_create_file (&dev->pdev->dev, &dev_attr_queues);
retval = device_create_file (&dev->pdev->dev, &dev_attr_function);
if (retval) goto err_unbind;
retval = device_create_file (&dev->pdev->dev, &dev_attr_queues);
if (retval) goto err_func;
/* ... then enable host detection and ep0; and we're ready
* for set_configuration as well as eventual disconnect.
@ -2060,6 +2062,14 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver)
/* pci writes may still be posted */
return 0;
err_func:
device_remove_file (&dev->pdev->dev, &dev_attr_function);
err_unbind:
driver->unbind (&dev->gadget);
dev->gadget.dev.driver = NULL;
dev->driver = NULL;
return retval;
}
EXPORT_SYMBOL (usb_gadget_register_driver);
@ -2974,8 +2984,10 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
: "disabled");
the_controller = dev;
device_register (&dev->gadget.dev);
device_create_file (&pdev->dev, &dev_attr_registers);
retval = device_register (&dev->gadget.dev);
if (retval) goto done;
retval = device_create_file (&pdev->dev, &dev_attr_registers);
if (retval) goto done;
return 0;