[PATCH] jsm: use dynamic major number allocation

The jsm driver uses a static number of 253.  The major number 253 is a
reserved for "LOCAL/EXPERIMENTAL USE" by both char and block devices.  So
take advantage of the dynamic allocation of major number by the kernel.
Signed-off-by: V. Ananda Krishnan <mansarov@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/serial/jsm/jsm_driver.c

@@ -42,7 +42,7 @@ struct uart_driver jsm_uart_driver = {
 	.owner		= THIS_MODULE,
 	.driver_name	= JSM_DRIVER_NAME,
 	.dev_name	= "ttyn",
-	.major		= 253,
+	.major		= 0,
 	.minor		= JSM_MINOR_START,
 	.nr		= NR_PORTS,
 };