staging: comedi: hwdrv_apci3120: else is not useful after return

The statement nested in an else after a return may be brought out one
indent level, the else is useless.
Signed-off-by: Chase Southwood <chase.southwood@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Cc: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c

@@ -1217,7 +1217,7 @@ static int apci3120_ai_cmd(struct comedi_device *dev,
 
 	if (cmd->scan_begin_src == TRIG_FOLLOW)
 		return apci3120_cyclic_ai(1, dev, s);
-	else	/* TRIG_TIMER */
+	/* TRIG_TIMER */
 	return apci3120_cyclic_ai(2, dev, s);
 }