Pad change keys for wallet interface pending txs

instagibbs · instagibbs · commit 70458f6f9d89 · 2019-04-09T12:12:13.000-04:00
diff --git a/src/interfaces/wallet.cpp b/src/interfaces/wallet.cpp
@@ -235,6 +235,11 @@ class WalletImpl : public Wallet
     {
         LOCK2(cs_main, m_wallet.cs_wallet);
         auto pending = MakeUnique<PendingWalletTxImpl>(m_wallet);
+        // Pad change keys to cover total possible number of assets
+        // One already exists(for policyAsset), so one for each destination
+        for (size_t i = 0; i < recipients.size(); ++i) {
+            pending->m_keys.emplace_back(new CReserveKey(&m_wallet));
+        }
         if (!m_wallet.CreateTransaction(recipients, pending->m_tx, pending->m_keys, fee, change_pos,
                 fail_reason, coin_control, sign)) {
             return {};
