[src/trunk]: src/sys/arch/mips/mips Only copyin/copyout from and to user addr...

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

details:   https://anonhg.NetBSD.org/src/rev/ee6cbf393a15
branches:  trunk
changeset: 373584:ee6cbf393a15
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Sun Feb 19 10:48:06 2023 +0000

description:
Only copyin/copyout from and to user addresses.

diffstat:

 sys/arch/mips/mips/db_interface.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r a879ec2de864 -r ee6cbf393a15 sys/arch/mips/mips/db_interface.c
--- a/sys/arch/mips/mips/db_interface.c Sun Feb 19 07:20:44 2023 +0000
+++ b/sys/arch/mips/mips/db_interface.c Sun Feb 19 10:48:06 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_interface.c,v 1.97 2022/10/26 23:38:08 riastradh Exp $      */
+/*     $NetBSD: db_interface.c,v 1.98 2023/02/19 10:48:06 mlelstv Exp $        */
 
 /*
  * Mach Operating System
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_interface.c,v 1.97 2022/10/26 23:38:08 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_interface.c,v 1.98 2023/02/19 10:48:06 mlelstv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_multiprocessor.h"
@@ -190,7 +190,7 @@
         * Note that MIPS_KSEG0_START is the proper address for
         * both 32-bit and 64-bit kernels.
         */
-       if (addr < (vaddr_t)MIPS_KSEG0_START) {
+       if (addr < VM_MAXUSER_ADDRESS) {
                err = copyin(src, data, size);
                if (err) {
 #ifdef DDB
@@ -228,7 +228,7 @@
        int err;
 
        /* If asked to fetch from userspace, do it safely */
-       if (addr < (vaddr_t)MIPS_KSEG0_START) {
+       if (addr < VM_MAXUSER_ADDRESS) {
                err = copyout(data, p, size);
                if (err) {
 #ifdef DDB