From: Wilfried Göesgens <willi@citadel.org>
Date: Wed, 27 Jan 2010 23:35:41 +0000 (+0000)
Subject: * be more accurate, len needs to be at least sizeof(magic)
X-Git-Tag: v7.86~476
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=1f2d77e8c1deec96969eb71d179c3f14fdcd1ae0

* be more accurate, len needs to be at least sizeof(magic)
---

diff --git a/citadel/database.c b/citadel/database.c
index ed9019288..caa0e3b46 100644
--- a/citadel/database.c
+++ b/citadel/database.c
@@ -493,7 +493,7 @@ void cdb_decompress_if_necessary(struct cdbdata *cdb)
 
 	if ((cdb == NULL) || 
 	    (cdb->ptr == NULL) || 
-	    (cdb->len == 0) ||
+	    (cdb->len < sizeof(magic)) ||
 	    (memcmp(cdb->ptr, &magic, sizeof(magic))))
 	    return;