diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index a63d34c..f386e16 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -43,14 +43,10 @@
 #include <asm/debug.h>
 #include "entry.h"
 
-pgm_check_handler_t *pgm_check_table[128];
+void (*pgm_check_table[128])(struct pt_regs *, long, unsigned long);
 
 int show_unhandled_signals;
 
-extern pgm_check_handler_t do_protection_exception;
-extern pgm_check_handler_t do_dat_exception;
-extern pgm_check_handler_t do_asce_exception;
-
 #define stack_pointer ({ void **sp; asm("la %0,0(15)" : "=&d" (sp)); sp; })
 
 #ifndef CONFIG_64BIT
@@ -489,9 +485,8 @@
 
 
 #ifdef CONFIG_MATHEMU
-asmlinkage void specification_exception(struct pt_regs *regs,
-					long pgm_int_code,
-					unsigned long trans_exc_code)
+void specification_exception(struct pt_regs *regs, long pgm_int_code,
+			     unsigned long trans_exc_code)
 {
         __u8 opcode[6];
 	__u16 __user *location = NULL;
@@ -648,7 +643,7 @@
 	do_trap(pgm_int_code, SIGILL, "space switch event", regs, &info);
 }
 
-asmlinkage void __kprobes kernel_stack_overflow(struct pt_regs * regs)
+void __kprobes kernel_stack_overflow(struct pt_regs * regs)
 {
 	bust_spinlocks(1);
 	printk("Kernel stack overflow.\n");