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Ensure that we don't try to free random memory when another malloc fails,

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by initializing newprepare, newparent, and newchild to NULL.
Detected by gcc -Wuninitialized.
This commit is contained in:
lukem 2005-06-01 05:30:54 +00:00
parent b8fe389b4c
commit d999a32485
1 changed files with 4 additions and 2 deletions
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6
lib/libc/gen/pthread_atfork.c
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@ -1,4 +1,4 @@
/* $NetBSD: pthread_atfork.c,v 1.3 2004/10/21 06:46:36 lukem Exp $ */
/* $NetBSD: pthread_atfork.c,v 1.4 2005/06/01 05:30:54 lukem Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
@ -38,7 +38,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: pthread_atfork.c,v 1.3 2004/10/21 06:46:36 lukem Exp $");
__RCSID("$NetBSD: pthread_atfork.c,v 1.4 2005/06/01 05:30:54 lukem Exp $");
#endif /* LIBC_SCCS and not lint */
#define __LIBC12_SOURCE__
@ -82,6 +82,8 @@ pthread_atfork(void (*prepare)(void), void (*parent)(void),
{
struct atfork_callback *newprepare, *newparent, *newchild;
newprepare = newparent = newchild = NULL;
if (prepare != NULL) {
newprepare = malloc(sizeof(struct atfork_callback));
if (newprepare == NULL)