diff --git a/reactos/drivers/network/afd/afd/write.c b/reactos/drivers/network/afd/afd/write.c
index 961df02ae1b..148c00a816f 100644
--- a/reactos/drivers/network/afd/afd/write.c
+++ b/reactos/drivers/network/afd/afd/write.c
@@ -328,8 +328,7 @@ AfdConnectedSocketWriteData(PDEVICE_OBJECT DeviceObject, PIRP Irp,
         
         if (SpaceAvail < SendReq->BufferArray[i].len)
         {
-            if (FCB->Send.BytesUsed + TotalBytesCopied + 
-                SendReq->BufferArray[i].len > FCB->Send.Size)
+            if (TotalBytesCopied + SendReq->BufferArray[i].len > FCB->Send.Size)
             {
                 UnlockBuffers( SendReq->BufferArray, SendReq->BufferCount, FALSE );