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var_get_memory(): 

if no eol is found in the string we set "next" to NULL, assign it
to "buf" and then check the loop condition by dereferencing it - which
does not work well.
Change the loop condition to first check for buf == NULL.
This commit is contained in:
martin 2013-05-16 19:19:44 +00:00
parent cba6ac5833
commit cd0bb111d3
1 changed files with 3 additions and 3 deletions
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6
external/bsd/pkg_install/dist/lib/var.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: var.c,v 1.1.1.3 2009/08/06 16:55:29 joerg Exp $ */
/* $NetBSD: var.c,v 1.2 2013/05/16 19:19:44 martin Exp $ */
/*-
* Copyright (c) 2005, 2008 The NetBSD Foundation, Inc.
@ -39,7 +39,7 @@
#if HAVE_SYS_CDEFS_H
#include <sys/cdefs.h>
#endif
__RCSID("$NetBSD: var.c,v 1.1.1.3 2009/08/06 16:55:29 joerg Exp $");
__RCSID("$NetBSD: var.c,v 1.2 2013/05/16 19:19:44 martin Exp $");
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
@ -156,7 +156,7 @@ var_get_memory(const char *buf, const char *variable)
value = NULL;
valuelen = 0;
for (; *buf; buf = next) {
for (; buf && *buf; buf = next) {
if ((eol = strchr(buf, '\n')) != NULL) {
next = eol + 1;
len = eol - buf;