Plug a couple of additional memory leaks - try to highlight a little better that strings returned from reg_string_name must be freed by caller

This commit was SVN r24383.

opal/mca/base/mca_base_param.h

@@ -321,7 +321,7 @@ BEGIN_C_DECLS
      * never be NULL. It will always have a value, even if that value is
      * the empty string.
      *
-     * Strings returned in the \em current_value parameter should later
+     * NOTE: Strings returned in the \em current_value parameter should later
      * be free()'ed.
      *
      * This function is identical to mca_base_param_reg_int() except

opal/util/net.c

@@ -137,6 +137,7 @@ opal_net_init()
                                     &string_value );
 
     args = opal_argv_split( string_value, ';' );
+    free(string_value);
     if( NULL != args ) {
         count = opal_argv_count(args);
         private_ipv4 = (private_ipv4_t*)malloc( (count + 1) * sizeof(private_ipv4_t));

orte/mca/notifier/base/notifier_base_open.c

@@ -98,6 +98,7 @@ int orte_notifier_base_open(void)
         opal_output(0, "Unknown notifier level");
         return ORTE_ERROR;
     }
+    free(level);
     
     OBJ_CONSTRUCT(&orte_notifier_base_selected_modules, opal_list_t);
     OBJ_CONSTRUCT(&orte_notifier_log_selected_modules, opal_list_t);