[IrDA]: MCS7780 usb_driver struct should be static

This patch makes a needlessly global struct static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 754297f..47f6f64 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -101,7 +101,7 @@
 module_param(transceiver_type, int, 0444);
 MODULE_PARM_DESC(transceiver_type, "IR transceiver type, see mcs7780.h.");
 
-struct usb_driver mcs_driver = {
+static struct usb_driver mcs_driver = {
 	.name = "mcs7780",
 	.probe = mcs_probe,
 	.disconnect = mcs_disconnect,