Mark __die() "noreturn" for real.

Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/kernel/traps.c

@@ -254,8 +254,9 @@ void show_registers(struct pt_regs *regs)
 
 static DEFINE_SPINLOCK(die_lock);
 
-NORET_TYPE void __die(const char * str, struct pt_regs * regs,
-	const char * file, const char * func, unsigned long line)
+NORET_TYPE void ATTRIB_NORET __die(const char * str, struct pt_regs * regs,
+				   const char * file, const char * func,
+				   unsigned long line)
 {
 	static int die_counter;
 

include/asm-mips/system.h

@@ -431,7 +431,7 @@ extern void *set_except_vector(int n, void *addr);
 extern void per_cpu_trap_init(void);
 
 extern NORET_TYPE void __die(const char *, struct pt_regs *, const char *file,
-	const char *func, unsigned long line);
+	const char *func, unsigned long line) ATTRIB_NORET;
 extern void __die_if_kernel(const char *, struct pt_regs *, const char *file,
 	const char *func, unsigned long line);