[src/trunk]: src/sys/compat/netbsd32 In lwp_ctl, convert ptr to 32 bits befor...

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

details:   https://anonhg.NetBSD.org/src/rev/82d167b740b7
branches:  trunk
changeset: 338219:82d167b740b7
user:      matt <matt%NetBSD.org@localhost>
date:      Fri May 15 07:52:51 2015 +0000

description:
In lwp_ctl, convert ptr to 32 bits before copyout.

diffstat:

 sys/compat/netbsd32/netbsd32_lwp.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (35 lines):

diff -r f53019bf226f -r 82d167b740b7 sys/compat/netbsd32/netbsd32_lwp.c
--- a/sys/compat/netbsd32/netbsd32_lwp.c        Fri May 15 07:45:15 2015 +0000
+++ b/sys/compat/netbsd32/netbsd32_lwp.c        Fri May 15 07:52:51 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: netbsd32_lwp.c,v 1.16 2015/05/15 07:45:15 matt Exp $   */
+/*     $NetBSD: netbsd32_lwp.c,v 1.17 2015/05/15 07:52:51 matt Exp $   */
 
 /*
  *  Copyright (c) 2005, 2006, 2007 The NetBSD Foundation.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: netbsd32_lwp.c,v 1.16 2015/05/15 07:45:15 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: netbsd32_lwp.c,v 1.17 2015/05/15 07:52:51 matt Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -280,6 +280,7 @@
                syscallarg(int) features;
                syscallarg(netbsd32_pointer_t) address;
        } */
+       netbsd32_pointer_t vaddr32;
        int error, features;
        vaddr_t vaddr;
 
@@ -289,6 +290,7 @@
                return ENODEV;
        if ((error = lwp_ctl_alloc(&vaddr)) != 0)
                return error;
-       return copyout(&vaddr, SCARG_P32(uap, address),
+       NETBSD32PTR32(vaddr32, (void *)vaddr);
+       return copyout(&vaddr32, SCARG_P32(uap, address),
            sizeof(netbsd32_pointer_t));
 }