Fixed problem specifying "renetboot node" with no flags (it dispalyed usage) - Line #29

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1518 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

perl-xCAT-2.0/xCAT/PPCboot.pm

@@ -27,7 +27,8 @@ sub parse_args {
     # Process command-line arguments
     #############################################
     if ( !defined( $args )) {
-        return( usage() );
+        $request->{method} = $cmd;
+        return( \%opt );
     }
     #############################################
     # Checks case in GetOptions, allows opts