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To: linux-kernel@vger.kernel.org
From: Stephen Hemminger <shemminger@osdl.org>
Subject: Re: 2.6.15-rc5 makes tons of: <NULL>: hw csum failure
Date: Tue, 13 Dec 2005 14:42:21 -0800
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Read list before posting and you will see 4 copies of this patch..

Index: linux-2.6/drivers/net/sk98lin/skge.c
===================================================================
--- linux-2.6.orig/drivers/net/sk98lin/skge.c
+++ linux-2.6/drivers/net/sk98lin/skge.c
@@ -818,7 +818,7 @@ uintptr_t VNextDescr;	/* the virtual bus
 		/* set the pointers right */
 		pDescr->VNextRxd = VNextDescr & 0xffffffffULL;
 		pDescr->pNextRxd = pNextDescr;
-		pDescr->TcpSumStarts = 0;
+		if (!IsTx) pDescr->TcpSumStarts = ETH_HLEN << 16 | ETH_HLEN;
 
 		/* advance one step */
 		pPrevDescr = pDescr;
@@ -2169,7 +2169,7 @@ rx_start:	
 		} /* frame > SK_COPY_TRESHOLD */
 
 #ifdef USE_SK_RX_CHECKSUM
-		pMsg->csum = pRxd->TcpSums;
+		pMsg->csum = pRxd->TcpSums & 0xffff;
 		pMsg->ip_summed = CHECKSUM_HW;
 #else
 		pMsg->ip_summed = CHECKSUM_NONE;