USB: serial: Fix mos7840 timeout

* mos7840 driver was using multiple of HZ for the timeout handed off to
  usb_control_msg().  Changed the timeout to use msecs instead.

* Remove unused WAIT_FOR_EVER definition

Signed-off-by: Mark Ferrell <mferrell@uplogix.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/serial/mos7840.c

@@ -82,8 +82,7 @@
  * Defines used for sending commands to port
  */
 
-#define WAIT_FOR_EVER   (HZ * 0)	/* timeout urb is wait for ever */
-#define MOS_WDR_TIMEOUT (HZ * 5)	/* default urb timeout */
+#define MOS_WDR_TIMEOUT		5000	/* default urb timeout */
 
 #define MOS_PORT1       0x0200
 #define MOS_PORT2       0x0300
@@ -1347,7 +1346,7 @@ static void mos7840_close(struct usb_serial_port *port)
 static void mos7840_block_until_chase_response(struct tty_struct *tty,
 					struct moschip_port *mos7840_port)
 {
-	int timeout = 1 * HZ;
+	int timeout = msecs_to_jiffies(1000);
 	int wait = 10;
 	int count;
 
@@ -2675,7 +2674,7 @@ static int mos7840_startup(struct usb_serial *serial)
 
 	/* setting configuration feature to one */
 	usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-			(__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5 * HZ);
+			(__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, MOS_WDR_TIMEOUT);
 	return 0;
 error:
 	for (/* nothing */; i >= 0; i--) {