IsInitialBlockDownload no longer uses header-only timestamps.

This avoids a corner case (mostly visible on testnet) where bogus
 headers can keep nodes in IsInitialBlockDownload.

Github-Pull: #9053
Rebased-From: e141beb6a9816b7e1e680fb0a8bae16d42a3e557

1 files changed, 4 insertions, 5 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 54eff56f41..5f04c19162 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1751,11 +1751,10 @@ bool IsInitialBlockDownload()
         return true;
     if (chainActive.Tip()->nChainWork < UintToArith256(chainParams.GetConsensus().nMinimumChainWork))
         return true;
-    bool state = (chainActive.Height() < pindexBestHeader->nHeight - 24 * 6 ||
-            std::max(chainActive.Tip()->GetBlockTime(), pindexBestHeader->GetBlockTime()) < GetTime() - nMaxTipAge);
-    if (!state)
-        latchToFalse.store(true, std::memory_order_relaxed);
-    return state;
+    if (chainActive.Tip()->GetBlockTime() < (GetTime() - nMaxTipAge))
+        return true;
+    latchToFalse.store(true, std::memory_order_relaxed);
+    return false;
 }
 
 bool fLargeWorkForkFound = false;