From ca0e8255eaa3ab1985cfa0bb4bbd68eecb00c99a Mon Sep 17 00:00:00 2001
From: "7u83@mail.ru" <7u83@mail.ru@noemail.net>
Date: Sun, 15 Mar 2015 09:01:06 +0000
Subject: [PATCH] Added some error checking.

FossilOrigin-Name: 7583b428afd42091129e4c2a588b23012f972f42e2be0c3fe3968c4172aaca4d
---
 src/capwap/cw_readelem_ac_name.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/capwap/cw_readelem_ac_name.c b/src/capwap/cw_readelem_ac_name.c
index ebd2941b..d11b1d6f 100644
--- a/src/capwap/cw_readelem_ac_name.c
+++ b/src/capwap/cw_readelem_ac_name.c
@@ -19,11 +19,19 @@
 
 #include "capwap.h"
 #include "cw_util.h"
+#include "cw_log.h"
 
 int cw_readelem_ac_name(uint8_t **dst, int type,uint8_t *msgelem, int len)
 {
 	if (type != CWMSGELEM_AC_NAME)
 		return 0;
+
+	if (len > 512 ) {
+		cw_dbg(DBG_CW_RFC,"AC name too long, max. 512 bytes allowed (RFC 5415)");
+		cw_dbg(DBG_CW_MSG_ERR,"AC name truncated to 512 bytes");
+		len = 512;
+	}
+
 	cw_setstr(dst,msgelem,len);
 	return 1;
 }