diff --git a/drivers/network/tcpip/datalink/lan.c b/drivers/network/tcpip/datalink/lan.c
index 50ee5734e32..32a69ff1009 100644
--- a/drivers/network/tcpip/datalink/lan.c
+++ b/drivers/network/tcpip/datalink/lan.c
@@ -595,7 +595,6 @@ VOID LANTransmit(
     PETH_HEADER EHeader;
     PCHAR Data;
     UINT Size;
-    KIRQL OldIrql;
     PLAN_ADAPTER Adapter = (PLAN_ADAPTER)Context;
 
     TI_DbgPrint(DEBUG_DATALINK,
@@ -673,13 +672,11 @@ VOID LANTransmit(
 		   ((PCHAR)LinkAddress)[5] & 0xff));
 	}
 
-	TcpipAcquireSpinLock( &Adapter->Lock, &OldIrql );
 	TI_DbgPrint(MID_TRACE, ("NdisSend\n"));
         NdisSend(&NdisStatus, Adapter->NdisHandle, NdisPacket);
 	TI_DbgPrint(MID_TRACE, ("NdisSend %s\n",
 				NdisStatus == NDIS_STATUS_PENDING ?
 				"Pending" : "Complete"));
-	TcpipReleaseSpinLock( &Adapter->Lock, OldIrql );
 
 	/* I had a talk with vizzini: these really ought to be here.
 	 * we're supposed to see these completed by ndis *only* when