[src/trunk]: src/sys/kern Use the proper process (the tracee) to get informat...

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

details:   https://anonhg.NetBSD.org/src/rev/8f8ad52f67cc
branches:  trunk
changeset: 828868:8f8ad52f67cc
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Jan 08 06:10:30 2018 +0000

description:
Use the proper process (the tracee) to get information about lwps and
registers and the tracer for vmspace.

diffstat:

 sys/kern/sys_ptrace_common.c |  8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r e83d0e9b0fd8 -r 8f8ad52f67cc sys/kern/sys_ptrace_common.c
--- a/sys/kern/sys_ptrace_common.c      Mon Jan 08 04:45:53 2018 +0000
+++ b/sys/kern/sys_ptrace_common.c      Mon Jan 08 06:10:30 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sys_ptrace_common.c,v 1.33 2018/01/08 04:45:53 christos Exp $  */
+/*     $NetBSD: sys_ptrace_common.c,v 1.34 2018/01/08 06:10:30 christos Exp $  */
 
 /*-
  * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -118,7 +118,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sys_ptrace_common.c,v 1.33 2018/01/08 04:45:53 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sys_ptrace_common.c,v 1.34 2018/01/08 06:10:30 christos Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_ptrace.h"
@@ -772,7 +772,7 @@
     void *addr, size_t data)
 {
        int error;
-       struct proc *t = l->l_proc;
+       struct proc *t = (*lt)->l_proc;
        struct vmspace *vm;
 
        if ((error = ptrace_update_lwp(t, lt, data)) != 0)
@@ -814,7 +814,7 @@
                return EINVAL;
        }
 
-       error = proc_vmspace_getref(t, &vm);
+       error = proc_vmspace_getref(l->l_proc, &vm);
        if (error)
                return error;