1 files changed, 1 insertions, 1 deletions

diff --git a/lib/message.cc b/lib/message.cc
index 524946a..c1f8088 100644
--- a/lib/message.cc
+++ b/lib/message.cc
@@ -137,49 +137,49 @@ namespace opkele {
                         signeds.append(fields,fnc,fields.size()-fnc);
                 }
             }
         }catch(failed_lookup&) {
             signeds.assign(fields,fnc,fields.size()-fnc);
         }
         set_field("signed",signeds);
     }
 
     string basic_openid_message::find_ns(const string& uri,const char *pfx) const {
         try {
             return get_ns(uri);
         }catch(failed_lookup&) {
             return pfx;
         }
     }
     string basic_openid_message::allocate_ns(const string& uri,const char *pfx) {
         if(!has_field("ns"))
             return pfx;
         if(has_ns(uri))
             throw bad_input(OPKELE_CP_ "OpenID message already contains namespace");
         string rv = pfx;
         if(has_field("ns."+rv)) {
             string::reference c=rv[rv.length()];
-            for(c='a';c<='z' && has_field("ns."+rv);++c);
+            for(c='a';c<='z' && has_field("ns."+rv);++c) ;
             if(c=='z')
                 throw exception(OPKELE_CP_ "Failed to allocate namespace");
         }
         set_field("ns."+rv,uri);
         return rv;
     }
 
     bool openid_message_t::has_field(const string& n) const {
         return find(n)!=end();
     }
     const string& openid_message_t::get_field(const string& n) const {
         const_iterator i=find(n);
         if(i==end())
             throw failed_lookup(OPKELE_CP_ n+": no such field");
         return i->second;
     }
 
     openid_message_t::fields_iterator openid_message_t::fields_begin() const {
         return util::map_keys_iterator<const_iterator,string,const string&,const string*>(begin(),end());
     }
     openid_message_t::fields_iterator openid_message_t::fields_end() const {
         return util::map_keys_iterator<const_iterator,string,const string&,const string*>(end(),end());
     }