[src/trunk]: src/sys/kern Simplify comparison of two processes

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

details:   https://anonhg.NetBSD.org/src/rev/9c64ce77b846
branches:  trunk
changeset: 323084:9c64ce77b846
user:      kamil <kamil%NetBSD.org@localhost>
date:      Wed May 30 23:54:03 2018 +0000

description:
Simplify comparison of two processes

No need to check p_pid to compare whether two processes are the same.

No functional change intended.

Sponsored by <The NetBSD Foundation>

diffstat:

 sys/kern/sys_ptrace_common.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 5d9d510bc38d -r 9c64ce77b846 sys/kern/sys_ptrace_common.c
--- a/sys/kern/sys_ptrace_common.c      Wed May 30 23:41:44 2018 +0000
+++ b/sys/kern/sys_ptrace_common.c      Wed May 30 23:54:03 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sys_ptrace_common.c,v 1.43 2018/05/29 23:34:18 kamil Exp $     */
+/*     $NetBSD: sys_ptrace_common.c,v 1.44 2018/05/30 23:54:03 kamil 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 1.43 2018/05/29 23:34:18 kamil Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sys_ptrace_common.c,v 1.44 2018/05/30 23:54:03 kamil Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_ptrace.h"
@@ -403,7 +403,7 @@
                 * You can't attach to a process if:
                 *      (1) it's the process that's doing the attaching,
                 */
-               if (t->p_pid == p->p_pid)
+               if (t == p)
                        return EINVAL;
 
                /*