[PATCH] USB: return to old timeout handling

it seems that I've broken usblp. This reverts to the old
behaviour. Please apply.

  - revert to old timeout handling

drivers/usb/class/usblp.c

@@ -626,12 +626,6 @@ static ssize_t usblp_write(struct file *file, const char __user *buffer, size_t
 				}
 			}
 			remove_wait_queue(&usblp->wait, &wait);
-			if (!timeout) {
-				/* we timed out and need to bail out cleanly */
-				usb_unlink_urb(usblp->writeurb);
-				return writecount ? writecount : -EIO;
-			}
-
 		}
 
 		down (&usblp->sem);