From 8583ab7c9aaff066a45e477c9c25d921a02ce923 Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <stephen.hemminger@vyatta.com>
Date: Wed, 28 May 2008 09:14:07 -0700
Subject: Handle empty auth string properly

Compiler warned about dubious code where test was:
  char auth_str[];
...
  if (!auth_str)
	return 0;

Looks like what was meant was testing for empty auth
string.
---
 ripd/ripd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ripd/ripd.c b/ripd/ripd.c
index c5e42705..62d8691c 100644
--- a/ripd/ripd.c
+++ b/ripd/ripd.c
@@ -926,7 +926,7 @@ rip_auth_md5 (struct rip_packet *packet, struct sockaddr_in *from,
   else if (ri->auth_str)
     strncpy (auth_str, ri->auth_str, RIP_AUTH_MD5_SIZE);
 
-  if (! auth_str)
+  if (auth_str[0] == 0)
     return 0;
   
   /* MD5 digest authentication. */
-- 
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