[PATCH] Fix devfs name for the hvcs driver

The hvcs driver does not register a devfs_name resulting in devfs creating
/dev/<NULL>* entries.  The following one line patch remedies the problem.
Signed-off-by: Jimi Xenidis <jimix@watson.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/char/hvcs.c

@@ -1363,6 +1363,7 @@ static int __init hvcs_module_init(void)
 
 	hvcs_tty_driver->driver_name = hvcs_driver_name;
 	hvcs_tty_driver->name = hvcs_device_node;
+	hvcs_tty_driver->devfs_name = hvcs_device_node;
 
 	/*
 	 * We'll let the system assign us a major number, indicated by leaving