USB: onetouch - handle errors from input_register_device()

Onetouch: handle errors from input_register_device()

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/storage/onetouch.c

@@ -135,6 +135,7 @@ int onetouch_connect_input(struct us_data *ss)
 	struct usb_onetouch *onetouch;
 	struct input_dev *input_dev;
 	int pipe, maxp;
+	int error = -ENOMEM;
 
 	interface = ss->pusb_intf->cur_altsetting;
 
@@ -211,15 +212,18 @@ int onetouch_connect_input(struct us_data *ss)
 	ss->suspend_resume_hook = usb_onetouch_pm_hook;
 #endif
 
-	input_register_device(onetouch->dev);
+	error = input_register_device(onetouch->dev);
+	if (error)
+		goto fail3;
 
 	return 0;
 
+ fail3:	usb_free_urb(onetouch->irq);
  fail2:	usb_buffer_free(udev, ONETOUCH_PKT_LEN,
 			onetouch->data, onetouch->data_dma);
  fail1:	kfree(onetouch);
 	input_free_device(input_dev);
-	return -ENOMEM;
+	return error;
 }
 
 void onetouch_release_input(void *onetouch_)