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Commit 4d42e1bb authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

USB: fix __must_check warnings in drivers/usb/misc/ 



Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 1b21d5e1

drivers/usb/misc/cypress_cy7c63.c

+15 −4
Original line number Diff line number Diff line
@@ -209,7 +209,7 @@ static int cypress_probe(struct usb_interface *interface, 
	dev = kzalloc(sizeof(*dev), GFP_KERNEL);

	if (dev == NULL) {

		dev_err(&interface->dev, "Out of memory!\n");

		goto error;

		goto error_mem;

	}



	dev->udev = usb_get_dev(interface_to_usbdev(interface));
@@ -218,15 +218,26 @@ static int cypress_probe(struct usb_interface *interface, 
	usb_set_intfdata(interface, dev);



	/* create device attribute files */

	device_create_file(&interface->dev, &dev_attr_port0);

	device_create_file(&interface->dev, &dev_attr_port1);

	retval = device_create_file(&interface->dev, &dev_attr_port0);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_port1);

	if (retval)

		goto error;



	/* let the user know that the device is now attached */

	dev_info(&interface->dev,

		 "Cypress CY7C63xxx device now attached\n");

	return 0;



	retval = 0;

error:

	device_remove_file(&interface->dev, &dev_attr_port0);

	device_remove_file(&interface->dev, &dev_attr_port1);

	usb_set_intfdata(interface, NULL);

	usb_put_dev(dev->udev);

	kfree(dev);



error_mem:

	return retval;

}

drivers/usb/misc/cytherm.c

+26 −9
Original line number Diff line number Diff line
@@ -353,7 +353,7 @@ static int cytherm_probe(struct usb_interface *interface, 
	dev = kzalloc (sizeof(struct usb_cytherm), GFP_KERNEL);

	if (dev == NULL) {

		dev_err (&interface->dev, "Out of memory\n");

		goto error;

		goto error_mem;

	}



	dev->udev = usb_get_dev(udev);
@@ -362,18 +362,35 @@ static int cytherm_probe(struct usb_interface *interface, 


	dev->brightness = 0xFF;



	device_create_file(&interface->dev, &dev_attr_brightness);   

	device_create_file(&interface->dev, &dev_attr_temp);

	device_create_file(&interface->dev, &dev_attr_button);

	device_create_file(&interface->dev, &dev_attr_port0);

	device_create_file(&interface->dev, &dev_attr_port1);

	retval = device_create_file(&interface->dev, &dev_attr_brightness);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_temp);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_button);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_port0);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_port1);

	if (retval)

		goto error;



	dev_info (&interface->dev,

		  "Cypress thermometer device now attached\n");

	return 0;



error:

	device_remove_file(&interface->dev, &dev_attr_brightness);

	device_remove_file(&interface->dev, &dev_attr_temp);

	device_remove_file(&interface->dev, &dev_attr_button);

	device_remove_file(&interface->dev, &dev_attr_port0);

	device_remove_file(&interface->dev, &dev_attr_port1);

	usb_set_intfdata (interface, NULL);

	usb_put_dev(dev->udev);

	kfree(dev);

error_mem:

	return retval;

}

drivers/usb/misc/usbled.c

+16 −4
Original line number Diff line number Diff line
@@ -108,22 +108,34 @@ static int led_probe(struct usb_interface *interface, const struct usb_device_id 
	dev = kzalloc(sizeof(struct usb_led), GFP_KERNEL);

	if (dev == NULL) {

		dev_err(&interface->dev, "Out of memory\n");

		goto error;

		goto error_mem;

	}



	dev->udev = usb_get_dev(udev);



	usb_set_intfdata (interface, dev);



	device_create_file(&interface->dev, &dev_attr_blue);

	device_create_file(&interface->dev, &dev_attr_red);

	device_create_file(&interface->dev, &dev_attr_green);

	retval = device_create_file(&interface->dev, &dev_attr_blue);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_red);

	if (retval)

		goto error;

	retval = device_create_file(&interface->dev, &dev_attr_green);

	if (retval)

		goto error;



	dev_info(&interface->dev, "USB LED device now attached\n");

	return 0;



error:

	device_remove_file(&interface->dev, &dev_attr_blue);

	device_remove_file(&interface->dev, &dev_attr_red);

	device_remove_file(&interface->dev, &dev_attr_green);

	usb_set_intfdata (interface, NULL);

	usb_put_dev(dev->udev);

	kfree(dev);

error_mem:

	return retval;

}