wimax/i2400m: Fix USB timeout specifications (to ms from HZ)

The USB code was incorrectly specifiying timeouts to be in jiffies vs
msecs. On top of that, lower it to 200ms, as 1s is really too long
(doesn't allow the watchdog to trip a reset if the device timesout too
often).

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
diff --git a/drivers/net/wimax/i2400m/usb-tx.c b/drivers/net/wimax/i2400m/usb-tx.c
index a3c46e9..6cdf003 100644
--- a/drivers/net/wimax/i2400m/usb-tx.c
+++ b/drivers/net/wimax/i2400m/usb-tx.c
@@ -105,7 +105,7 @@
 	usb_pipe = usb_sndbulkpipe(i2400mu->usb_dev, epd->bEndpointAddress);
 retry:
 	result = usb_bulk_msg(i2400mu->usb_dev, usb_pipe,
-			      tx_msg, tx_msg_size, &sent_size, HZ);
+			      tx_msg, tx_msg_size, &sent_size, 200);
 	usb_mark_last_busy(i2400mu->usb_dev);
 	switch (result) {
 	case 0: