fixup! RPC: Strictly enforce the type of parameters passed by name

src/rpc/util.cpp

@@ -932,15 +932,15 @@ UniValue RPCArg::MatchesType(const UniValue& request, const std::optional<std::s
     do {
         // If parameter was passed by name, only allow the specified type for
         // that name. Otherwise allow any of the specified types.
-        if (param_name && i < m_names.size() && *param_name != names[i]) {
+        if (param_name && i < names.size() && *param_name != names[i]) {
             continue;
         }
         const auto exp_type{ExpectedType(i < m_type_per_name.size() ? m_type_per_name[i] : m_type)};
         if (!exp_type) return true; // nothing to check
         if (*exp_type == request.getType()) {
             return true;
         }
-    } while (++i < m_names.size());
+    } while (++i < names.size());
     return strprintf("JSON value of type %s is not of expected type %s", uvTypeName(request.getType()), uvTypeName(*ExpectedType(m_type)));
 }