From: Wilfried Göesgens <willi@citadel.org>
Date: Sat, 20 Dec 2008 23:50:08 +0000 (+0000)
Subject: * handle negative index condition
X-Git-Tag: v7.86~1688
X-Git-Url: https://code.citadel.org/?a=commitdiff_plain;ds=sidebyside;h=d47def82770af4b7c74a0843d4a93863768692ff;p=citadel.git

* handle negative index condition
---

diff --git a/libcitadel/lib/hash.c b/libcitadel/lib/hash.c
index b3c75795b..b8ba8c346 100644
--- a/libcitadel/lib/hash.c
+++ b/libcitadel/lib/hash.c
@@ -619,7 +619,7 @@ int GetNextHashPos(HashList *Hash, HashPos *At, long *HKLen, const char **HashKe
 {
 	long PayloadPos;
 
-	if ((Hash == NULL) || (At->Position >= Hash->nMembersUsed))
+	if ((Hash == NULL) || (At->Position >= Hash->nMembersUsed) || (At->Position < 0))
 		return 0;
 	*HKLen = Hash->LookupTable[At->Position]->HKLen;
 	*HashKey = Hash->LookupTable[At->Position]->HashKey;