#368 Fixes minor bug in broadcast support code

Author: muhlbaier

pymodbus/server/sync.py

@@ -58,14 +58,14 @@ def execute(self, request):
 
         :param request: The decoded request message
         """
+        broadcast = False
         try:
             if self.server.broadcast_enable and request.unit_id == 0:
                 broadcast = True
                 # if broadcasting then execute on all slave contexts, note response will be ignored
                 for unit_id in self.server.context.slaves():
                     response = request.execute(self.server.context[unit_id])
             else:
-                broadcast = False
                 context = self.server.context[request.unit_id]
                 response = request.execute(context)
         except NoSuchSlaveException as ex: