[src/trunk]: src/lib/libpthread_dbg Simplify (pthread_t)pt_magic read in td_m...

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

details:   https://anonhg.NetBSD.org/src/rev/7f54cefdac48
branches:  trunk
changeset: 349067:7f54cefdac48
user:      kamil <kamil%NetBSD.org@localhost>
date:      Tue Nov 22 04:17:05 2016 +0000

description:
Simplify (pthread_t)pt_magic read in td_map_pth2thr(3)

No functional change. All ATF tests for pthread_dbg(3) still pass.

Sponsored by <The NetBSD Foundation>

diffstat:

 lib/libpthread_dbg/pthread_dbg.c |  8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diffs (29 lines):

diff -r d30f1092d245 -r 7f54cefdac48 lib/libpthread_dbg/pthread_dbg.c
--- a/lib/libpthread_dbg/pthread_dbg.c  Tue Nov 22 03:52:01 2016 +0000
+++ b/lib/libpthread_dbg/pthread_dbg.c  Tue Nov 22 04:17:05 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pthread_dbg.c,v 1.49 2016/11/21 03:02:34 kamil Exp $   */
+/*     $NetBSD: pthread_dbg.c,v 1.50 2016/11/22 04:17:05 kamil Exp $   */
 
 /*-
  * Copyright (c) 2002 Wasabi Systems, Inc.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: pthread_dbg.c,v 1.49 2016/11/21 03:02:34 kamil Exp $");
+__RCSID("$NetBSD: pthread_dbg.c,v 1.50 2016/11/22 04:17:05 kamil Exp $");
 
 #define __EXPOSE_STACK 1
 
@@ -345,9 +345,7 @@
 {
        int magic, val;
 
-       val = READ(proc,
-           (char *)thread + offsetof(struct __pthread_st, pt_magic),
-           &magic, sizeof(magic));
+       val = READ(proc, (caddr_t)&thread->pt_magic, &magic, sizeof(magic));
        if (val != 0)
                return val;