diff --git a/src/meshcore/serial_cx.py b/src/meshcore/serial_cx.py
index fa7b1a2..ced0130 100644
--- a/src/meshcore/serial_cx.py
+++ b/src/meshcore/serial_cx.py
@@ -106,7 +106,7 @@ class SerialConnection:
                 self.frame_expected_size = 0
                 if len(data) > 0: # rerun handle_rx on remaining data
                     self.handle_rx(data)
-                    return
+                return  # nothing left to process after reset
 
         upbound = self.frame_expected_size - len(self.inframe)
         if len(data) < upbound:
diff --git a/src/meshcore/tcp_cx.py b/src/meshcore/tcp_cx.py
index 2a66b7f..cce0a6b 100644
--- a/src/meshcore/tcp_cx.py
+++ b/src/meshcore/tcp_cx.py
@@ -96,7 +96,7 @@ class TCPConnection:
                 self.frame_expected_size = 0
                 if len(data) > 0: # rerun handle_rx on remaining data
                     self.handle_rx(data)
-                    return
+                return  # nothing left to process after reset
 
         upbound = self.frame_expected_size - len(self.inframe)
         if len(data) < upbound :