Only run the "saved core limit" if the datadir was saved

mysql-test/mysql-test-run.pl

@@ -404,8 +404,6 @@ sub run_test_server {
 	    else {
 	      mtr_report(" - saving '$worker_savedir/' to '$savedir/'");
 	      rename($worker_savedir, $savedir);
-	    }
-	    $num_saved_datadir++;
 
 	      if ($opt_max_save_core > 0) {
 		# Limit number of core files saved
@@ -430,6 +428,8 @@ sub run_test_server {
 		     },
 		     $savedir);
 	      }
+	    }
+	    $num_saved_datadir++;
 
 	    if ( !$opt_force ) {
 	      # Test has failed, force is off