From 2de1d6c3591914199f74ad9791b2f5d1e0614da3 Mon Sep 17 00:00:00 2001
From: Tyler Neely <t@jujit.su>
Date: Thu, 3 Nov 2022 13:27:45 +0000
Subject: [PATCH] Fix UB due to integer overflow
---
src/io/rsm/raft.hpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/io/rsm/raft.hpp b/src/io/rsm/raft.hpp
index a1814b77a..eccbf031b 100644
--- a/src/io/rsm/raft.hpp
+++ b/src/io/rsm/raft.hpp
@@ -581,7 +581,7 @@ class Raft {
const Time now = io_.Now();
const Duration broadcast_timeout = RandomTimeout(kMinimumBroadcastTimeout, kMaximumBroadcastTimeout);
- if (now - leader.last_broadcast > broadcast_timeout) {
+ if (now > leader.last_broadcast + broadcast_timeout) {
BroadcastAppendEntries(leader.followers);
leader.last_broadcast = now;
}