From de67861145546849b56d6eb784a7381c2ff9475a Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Fri, 7 Mar 1997 17:14:44 +0000
Subject: Prevent append from infinite recursion.

svn path=/trunk/; revision=921
---
 uid.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/uid.c b/uid.c
index a0ea4a2e..bcce0d5d 100644
--- a/uid.c
+++ b/uid.c
@@ -222,7 +222,7 @@ void append_str_list(struct idlist **idl, struct idlist **nidl)
 	*idl = *nidl;
     else if ((*idl)->next == (struct idlist *)NULL)
 	(*idl)->next = *nidl;
-    else
+    else if ((*idl)->next != *nidl)
 	append_str_list(&(*idl)->next, nidl);
 }
 
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