--- zzzz-none-000/linux-3.10.107/arch/ia64/kernel/ftrace.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/ia64/kernel/ftrace.c	2021-02-04 17:41:59.000000000 +0000
@@ -198,9 +198,7 @@
 }
 
 /* run from kstop_machine */
-int __init ftrace_dyn_arch_init(void *data)
+int __init ftrace_dyn_arch_init(void)
 {
-	*(unsigned long *)data = 0;
-
 	return 0;
 }