action: bugfix - initialize member

diff --git a/action.cc b/action.cc
index 2fb498f4a05baf6dc783f7efdf2efc5bd2db0c9b..72ca472657e79f370773aae58c414fe645b0890d 100644 (file)
--- a/action.cc
+++ b/action.cc
@@ -31,6 +31,7 @@ ModelAction::ModelAction(action_type_t type, memory_order order, void *loc,
        location(loc),
        value(value),
        reads_from(NULL),
+       reads_from_promise(NULL),
        last_fence_release(NULL),
        node(NULL),
        seq_number(ACTION_INITIAL_CLOCK),