[OpenBIOS] [patch 2/6] Allow NULL string argument without accessing page zero.

[Igor Kovalenko]

Index: openbios-devel/modules/console_common.c
===================================================================
--- openbios-devel.orig/modules/console_common.c
+++ openbios-devel/modules/console_common.c
@@ -386,6 +386,10 @@ console_draw_str( const char *str )
         unsigned int y, x;
         unsigned char ch;

+	if (!str) {
+		return 0;
+	}
+
    if( !cons.inited && console_init() )
    	return -1;