wallet2: call on_reorg callback in handle_reorg

src/wallet/wallet2.cpp

@@ -4313,9 +4313,6 @@ wallet2::detached_blockchain_data wallet2::detach_blockchain(uint64_t height, st
       ++it;
   }
 
-  if (m_callback)
-    m_callback->on_reorg(height, blocks_detached, transfers_detached);
-
   LOG_PRINT_L0("Detached blockchain on height " << height << ", transfers detached " << transfers_detached << ", blocks detached " << blocks_detached);
   return dbd;
 }
@@ -4327,7 +4324,10 @@ void wallet2::handle_reorg(uint64_t height, std::map<std::pair<uint64_t, uint64_
   //               C
   THROW_WALLET_EXCEPTION_IF(height < m_blockchain.offset() && m_blockchain.size() > m_blockchain.offset(),
       error::wallet_internal_error, "Daemon claims reorg below last checkpoint");
-  detach_blockchain(height, output_tracker_cache);
+  detached_blockchain_data dbd = detach_blockchain(height, output_tracker_cache);
+
+  if (m_callback)
+    m_callback->on_reorg(height, dbd.detached_blockchain.size(), dbd.detached_tx_hashes.size());
 }
 //----------------------------------------------------------------------------------------------------
 bool wallet2::deinit()