[src/trunk]: src/sys/arch/acorn26/acorn26 Make db_validate_address compile un...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2ab5649f7df9
branches:  trunk
changeset: 794200:2ab5649f7df9
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sat Mar 08 16:55:38 2014 +0000

description:
Make db_validate_address compile under 4.8

diffstat:

 sys/arch/acorn26/acorn26/db_interface.c |  7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diffs (31 lines):

diff -r 557df439f4e5 -r 2ab5649f7df9 sys/arch/acorn26/acorn26/db_interface.c
--- a/sys/arch/acorn26/acorn26/db_interface.c   Sat Mar 08 16:36:24 2014 +0000
+++ b/sys/arch/acorn26/acorn26/db_interface.c   Sat Mar 08 16:55:38 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_interface.c,v 1.19 2013/01/05 15:04:00 christos Exp $       */
+/*     $NetBSD: db_interface.c,v 1.20 2014/03/08 16:55:38 skrll Exp $  */
 
 /* 
  * Copyright (c) 1996 Scott K. Stevens
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_interface.c,v 1.19 2013/01/05 15:04:00 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_interface.c,v 1.20 2014/03/08 16:55:38 skrll Exp $");
 
 #include "opt_ddb.h"
 
@@ -169,11 +169,10 @@
 int
 db_validate_address(vm_offset_t addr)
 {
-       volatile uint8_t tmp;
 
        db_faulted = false;
        db_validating = true;
-       tmp = *(uint8_t *)addr;
+       (void) *(volatile uint8_t *)addr;
        db_validating = false;
        return db_faulted;
 }