Moved access to message attribute inside if message is not Not statem…

…ent (#731)
rytilahti · Jun 16, 2020 · b0a28f0 · b0a28f0
1 parent 8a88057
commit b0a28f0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/miio/miioprotocol.py b/miio/miioprotocol.py
@@ -59,8 +59,8 @@ def send_handshake(self) -> Message:
 
         :raises DeviceException: if the device could not be discovered."""
         m = MiIOProtocol.discover(self.ip)
-        header = m.header.value
         if m is not None:
+            header = m.header.value
             self._device_id = header.device_id
             self._device_ts = header.ts
             self._discovered = True