Add LOCK to LookupBlockIndex to avoid deadlock

wagerr-builder · Jun 25, 2023 · c826186 · c826186
1 parent 346660f
commit c826186
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/tokens/rpctokenwallet.cpp b/src/tokens/rpctokenwallet.cpp
@@ -605,7 +605,11 @@ extern UniValue listtokenssinceblock(const JSONRPCRequest& request)
  uint256 blockId;
 
  blockId.SetHex(request.params[curparam].get_str());
- pindex = LookupBlockIndex(blockId);
+
+ { // Start of scope for cs_main lock
+ LOCK(cs_main);
+ pindex = LookupBlockIndex(blockId);
+ } // End of scope for cs_main lock, lock is automatically released here
  }
 
  curparam++;