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Compensate for the syscall args stack cleanup in the clone. 

(Pointed out by Matthias Pfaller)
This commit is contained in:
scw 2001-07-20 17:08:18 +00:00
parent 025f122394
commit b722bfb186
1 changed files with 2 additions and 1 deletions
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3
lib/libc/arch/m68k/sys/__clone.S
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@ -1,4 +1,4 @@
/* $NetBSD: __clone.S,v 1.1 2001/07/19 21:50:46 scw Exp $ */ /* $NetBSD: __clone.S,v 1.2 2001/07/20 17:08:18 scw Exp $ */
/*- /*-
* Copyright (c) 2001 The NetBSD Foundation, Inc. * Copyright (c) 2001 The NetBSD Foundation, Inc.
@ -54,6 +54,7 @@ ENTRY(__clone)
jeq 2f /* Yup, bomb out */ jeq 2f /* Yup, bomb out */
movl %d0,%a0 movl %d0,%a0
movl %sp@(16),%a0@- /* Push clone's `arg' on its new stack */ movl %sp@(16),%a0@- /* Push clone's `arg' on its new stack */
lea %a0@(-12),%a0 /* Fake syscall args for the clone */
movl %a0,%sp@- /* Syscall arg: stack */ movl %a0,%sp@- /* Syscall arg: stack */
movl %sp@(16),%sp@- /* Syscall arg: flags */ movl %sp@(16),%sp@- /* Syscall arg: flags */
clrl %sp@- /* Fake return address */ clrl %sp@- /* Fake return address */