From: Ruben d'Arco <cyclops@prof-x.net>
Date: Fri, 16 Aug 2013 16:59:25 +0000 (+0200)
Subject: Remove possible devision by zero (coverity fix)
X-Git-Tag: rec-3.6.0-rc1~510^2~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4855a559d3d1ce7c74c2f922fc74a71889fc1987;p=pdns

Remove possible devision by zero (coverity fix)
---

diff --git a/pdns/ws.cc b/pdns/ws.cc
index 36e43147f..994223869 100644
--- a/pdns/ws.cc
+++ b/pdns/ws.cc
@@ -93,9 +93,13 @@ void *StatWebServer::threadHelper(void *p)
 
 void printtable(ostringstream &ret, const string &ringname, const string &title, int limit=10)
 {
+  vector<pair <string,unsigned int> >ring=S.getRing(ringname);
+  if (ring.size() == 0) {
+    return;
+  }
+
   int tot=0;
   int entries=0;
-  vector<pair <string,unsigned int> >ring=S.getRing(ringname);
 
   for(vector<pair<string, unsigned int> >::const_iterator i=ring.begin(); i!=ring.end();++i) {
     tot+=i->second;