hso: memsetting wrong data in hso_get_count()

The intent was to clear out the icount struct here, but we accidentally
clear stack memory instead.  It probably will lead to a NULL dereference
right away.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 304fe78..e1324b4 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1632,7 +1632,7 @@
 	struct hso_serial *serial = get_serial_by_tty(tty);
 	struct hso_tiocmget  *tiocmget = serial->tiocmget;
 
-	memset(&icount, 0, sizeof(struct serial_icounter_struct));
+	memset(icount, 0, sizeof(struct serial_icounter_struct));
 
 	if (!tiocmget)
 		 return -ENOENT;