mempool: Fix max descendants check

The chain limits check for max descendants would check the descendants of the transaction itself even though the description for -limitdescendantcount says 'any ancestor'. This commit corrects the descendant count check by finding the top parent transaction in the mempool and comparing against that.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/txmempool.h b/src/txmempool.h
index f6792b0968..b60c2c50b1 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -498,6 +498,7 @@ public:
 
     const setEntries & GetMemPoolParents(txiter entry) const EXCLUSIVE_LOCKS_REQUIRED(cs);
     const setEntries & GetMemPoolChildren(txiter entry) const EXCLUSIVE_LOCKS_REQUIRED(cs);
+    uint64_t CalculateDescendantMaximum(txiter entry) const EXCLUSIVE_LOCKS_REQUIRED(cs);
 private:
     typedef std::map<txiter, setEntries, CompareIteratorByHash> cacheMap;