[src/trunk]: src/sys/kern kill the topdown flag only if we succeed.

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

details:   https://anonhg.NetBSD.org/src/rev/f8a21cc6581c
branches:  trunk
changeset: 793075:f8a21cc6581c
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Jan 25 23:58:41 2014 +0000

description:
kill the topdown flag only if we succeed.

diffstat:

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

diffs (36 lines):

diff -r 6038392bdddb -r f8a21cc6581c sys/kern/exec_aout.c
--- a/sys/kern/exec_aout.c      Sat Jan 25 23:58:10 2014 +0000
+++ b/sys/kern/exec_aout.c      Sat Jan 25 23:58:41 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: exec_aout.c,v 1.37 2014/01/25 05:15:05 christos Exp $  */
+/*     $NetBSD: exec_aout.c,v 1.38 2014/01/25 23:58:41 christos Exp $  */
 
 /*
  * Copyright (c) 1993, 1994 Christopher G. Demetriou
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: exec_aout.c,v 1.37 2014/01/25 05:15:05 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: exec_aout.c,v 1.38 2014/01/25 23:58:41 christos Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_coredump.h"
@@ -116,8 +116,6 @@
 
        midmag = mid << 16 | magic;
 
-       epp->ep_flags &= ~EXEC_TOPDOWN_VM;
-
        switch (midmag) {
        case (MID_MACHINE << 16) | ZMAGIC:
                error = exec_aout_prep_zmagic(l, epp);
@@ -134,6 +132,8 @@
 
        if (error)
                kill_vmcmds(&epp->ep_vmcmds);
+       else
+               epp->ep_flags &= ~EXEC_TOPDOWN_VM;
 
        return error;
 }