fix: bug #3022, off-by-one in slog deliveryNum

Agoric · May 11, 2021 · 620dcb5 · 620dcb5
1 parent d14fa1e
commit 620dcb5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/SwingSet/src/kernel/slogger.js b/packages/SwingSet/src/kernel/slogger.js
@@ -143,13 +143,13 @@ export function makeSlogger(slogCallbacks, writeObj) {
       crankNum = newCrankNum;
       const when = { crankNum, vatID, deliveryNum };
       write({ type: 'deliver', ...when, kd, vd });
-      deliveryNum += 1;
       syscallNum = 0;
 
       // dr: deliveryResult
       function finish(dr) {
         assertOldState(DELIVERY, 'delivery-finish called twice?');
         write({ type: 'deliver-result', ...when, dr });
+        deliveryNum += 1;
         state = IDLE;
       }
       return harden(finish);