From a4baf2e856ebac06b56b62f46cde5d88229f0974 Mon Sep 17 00:00:00 2001
From: Jacob Nevins <jacobn@chiark.greenend.org.uk>
Date: Fri, 6 Aug 2004 00:31:35 +0000
Subject: dup_word_list() does the right thing if passed NULL (on general
 principles)

[originally from svn r4410]
---
 malloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/malloc.c b/malloc.c
index 6612fef..2ff22fd 100644
--- a/malloc.c
+++ b/malloc.c
@@ -101,7 +101,7 @@ char *dupstr(char *s) {
  * Duplicate a linked list of words
  */
 word *dup_word_list(word *w) {
-    word *head, **eptr = &head;
+    word *head = NULL, **eptr = &head;
 
     while (w) {
 	word *newwd = snew(word);
-- 
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