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Coverity CID 2078, 2079, 2080: Plug memory leaks.

This commit is contained in:
christos 2006-04-09 19:03:32 +00:00
parent e90cb419e0
commit 5800a5519e
1 changed files with 18 additions and 8 deletions
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26
usr.bin/patch/pch.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pch.c,v 1.19 2003/07/30 08:51:04 itojun Exp $ */
/* $NetBSD: pch.c,v 1.20 2006/04/09 19:03:32 christos Exp $ */
/*
* Copyright (c) 1988, Larry Wall
@ -24,7 +24,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: pch.c,v 1.19 2003/07/30 08:51:04 itojun Exp $");
__RCSID("$NetBSD: pch.c,v 1.20 2006/04/09 19:03:32 christos Exp $");
#endif /* not lint */
#include "EXTERN.h"
@ -259,24 +259,34 @@ intuit_diff_type(void)
fcl_line = p_input_line;
p_indent = indent; /* assume this for now */
}
if (!stars_last_line && strnEQ(s, "*** ", 4))
if (!stars_last_line && strnEQ(s, "*** ", 4)) {
if (oldtmp)
free(oldtmp);
oldtmp = xstrdup(s + 4);
else if (strnEQ(s, "--- ", 4))
} else if (strnEQ(s, "--- ", 4)) {
if (newtmp)
free(newtmp);
newtmp = xstrdup(s + 4);
else if (strnEQ(s, "+++ ", 4))
} else if (strnEQ(s, "+++ ", 4)) {
if (oldtmp)
free(oldtmp);
oldtmp = xstrdup(s + 4); /* pretend it is the old name */
else if (strnEQ(s, "Index:", 6))
} else if (strnEQ(s, "Index:", 6)) {
if (indtmp)
free(indtmp);
indtmp = xstrdup(s + 6);
else if (strnEQ(s, "Prereq:", 7)) {
} else if (strnEQ(s, "Prereq:", 7)) {
for (t = s + 7; isspace((unsigned char)*t); t++)
;
if (revision)
free(revision);
revision = xstrdup(t);
for (t = revision;
*t && !isspace((unsigned char)*t);
t++)
;
*t = '\0';
if (!*revision) {
if (*revision == '\0') {
free(revision);
revision = NULL;
}