--- arch/microblaze/kernel/prom.c.orig	2015-03-18 22:11:52.000000000 +0900
+++ arch/microblaze/kernel/prom.c	2015-03-27 14:31:37.392535771 +0900
@@ -103,8 +103,8 @@
 	pr_debug(" -> early_init_devtree(%p)\n", params);
 
 	early_init_dt_scan(params);
-	if (!strlen(boot_command_line))
-		strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
+	if (!strlen(cmd_line))
+		strlcpy(cmd_line, boot_command_line, COMMAND_LINE_SIZE);
 
 	parse_early_param();