diff --git a/python/src/dynamixel_sdk/protocol2_packet_handler.py b/python/src/dynamixel_sdk/protocol2_packet_handler.py
index 913406680..154fd8607 100644
--- a/python/src/dynamixel_sdk/protocol2_packet_handler.py
+++ b/python/src/dynamixel_sdk/protocol2_packet_handler.py
@@ -549,6 +549,10 @@ def readRx(self, port, dxl_id, length):
 
             data.extend(rxpacket[PKT_PARAMETER0 + 1: PKT_PARAMETER0 + 1 + length])
 
+            if len(data) != length:
+                result = COMM_RX_CORRUPT
+                return data, result, error
+
         return data, result, error
 
     def fastSyncReadRx(self, port, dxl_id, length):
@@ -619,6 +623,10 @@ def readTxRx(self, port, dxl_id, address, length):
 
             data.extend(rxpacket[PKT_PARAMETER0 + 1: PKT_PARAMETER0 + 1 + length])
 
+            if len(data) != length:
+                result = COMM_RX_CORRUPT
+                return data, result, error
+
         return data, result, error
 
     def read1ByteTx(self, port, dxl_id, address):