From 12f2fb1f106eb6980c20e785947ce5619884118d Mon Sep 17 00:00:00 2001
From: Liang Chang <l-chang@users.sourceforge.net>
Date: Fri, 1 Jan 2021 03:07:37 +0800
Subject: [PATCH] dtdocbook: fix a segmentation fault.

---
 cde/programs/dtdocbook/instant/main.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/cde/programs/dtdocbook/instant/main.c b/cde/programs/dtdocbook/instant/main.c
index a3762bded..2b479d740 100644
--- a/cde/programs/dtdocbook/instant/main.c
+++ b/cde/programs/dtdocbook/instant/main.c
@@ -882,11 +882,13 @@ ReadLocaleStrings(const char *file_name, int *ret_code) {
 
     i18nBuf = EscapeI18NChars(pBuf);
     if (i18nBuf != pBuf) {
-	free(pBuf);
+	pBuf = Tcl_Realloc(pBuf, 1 + strlen(i18nBuf));
+	strcpy(pBuf, i18nBuf);
+	free(i18nBuf);
     }
 
     *ret_code = 0;
-    return i18nBuf;
+    return pBuf;
 }
 
 static int TclReadLocaleStrings(ClientData  clientData,
@@ -1093,7 +1095,7 @@ ReadESIS(
     char	*buf, *i18nBuf;
     int		i, c, ncont;
     Element_t	*e;
-    Content_t	cont[5000];
+    Content_t	cont[5000] = {0};
 
     Malloc( LINESIZE+1, buf, char );