USB: keyspan: pull in one indent level

We can remove the "if (urb->actual_length) {" check because checking for
"while (i < urb->actual_length) {" is sufficient.  This lets us pull the
code in one indent level.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/serial/keyspan.c

@@ -726,10 +726,9 @@ static void usa49wg_indat_callback(struct urb *urb)
 	i = 0;
 	len = 0;
 
-	if (urb->actual_length) {
 	while (i < urb->actual_length) {
 
-			/* Check port number from message*/
+		/* Check port number from message */
 		if (data[i] >= serial->num_ports) {
 			dev_dbg(&urb->dev->dev, "%s - Unexpected port number %d\n",
 				__func__, data[i]);
@@ -751,6 +750,7 @@ static void usa49wg_indat_callback(struct urb *urb)
 			 */
 			for (x = 0; x + 1 < len; x += 2) {
 				int stat = data[i], flag = 0;
+
 				if (stat & RXERROR_OVERRUN)
 					flag |= TTY_OVERRUN;
 				if (stat & RXERROR_FRAMING)
@@ -758,14 +758,13 @@ static void usa49wg_indat_callback(struct urb *urb)
 				if (stat & RXERROR_PARITY)
 					flag |= TTY_PARITY;
 				/* XXX should handle break (0x10) */
-					tty_insert_flip_char(&port->port,
-							data[i+1], flag);
+				tty_insert_flip_char(&port->port, data[i+1],
+						     flag);
 				i += 2;
 			}
 		}
 		tty_flip_buffer_push(&port->port);
 	}
-	}
 
 	/* Resubmit urb so we continue receiving */
 	err = usb_submit_urb(urb, GFP_ATOMIC);