diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index 397a8012ffa3657c2a6e411a7da7fdff5f7c2549..62c91e360bafe38e9672abb0df4f100c1ce9cc95 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -472,7 +472,6 @@ static int iuu_clk(struct usb_serial_port *port, int dwFrq)
 				}
 	}
 	P2 = ((P - PO) / 2) - 4;
-	DIV = DIV;
 	PUMP = 0x04;
 	PBmsb = (P2 >> 8 & 0x03);
 	PBlsb = P2 & 0xFF;