Fix initiating ballot after HigherBallot when HigherBallot is in fact no higher

2020-05-07 13:36:02 +02:00 · 2020-05-07 13:36:02 +02:00 · 6757f2df8f
commit 6757f2df8f
parent 09f005406a
1 changed files with 2 additions and 0 deletions
--- a/src/legislator/legislator.cc
+++ b/src/legislator/legislator.cc
@ -95,6 +95,8 @@ namespace paxos
    void Legislator::receive_higher_ballot(int ballot)
    {
        int last_tried = ledger.last_tried();
+        if (last_tried > ballot)
+            return;

        while (last_tried + (int)legislators.size() < ballot)
        {