fix for PerlCritic

Info/CiscoStats.pm

@@ -131,7 +131,7 @@ sub os {
         return 'fwsm';
     }
 
-    return undef;
+    return;
 }
 
 sub os_ver {
@@ -202,7 +202,7 @@ sub os_ver {
         return $1;
     }
 
-    return undef;
+    return;
 }
 
 sub cpu {

Info/CiscoStpExtensions.pm

@@ -27,7 +27,6 @@
 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 package SNMP::Info::CiscoStpExtensions;
-$VERSION = '2.01';
 
 use strict;
 
@@ -36,6 +35,7 @@ use SNMP::Info;
 use SNMP::Info::Bridge;
 
 use vars qw/$VERSION $DEBUG %MIBS %FUNCS %GLOBALS %MUNGE %PORTSTAT $INIT/;
+$VERSION = '2.01';
 @SNMP::Info::CiscoStpExtensions::ISA = qw/SNMP::Info::Bridge SNMP::Info Exporter/;
 @SNMP::Info::CiscoStpExtensions::EXPORT_OK = qw//;