netdev - [patch] dm9601: Fix receive MTU

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Message-ID: <87myv35aoo.fsf@macbook.be.48ers.dk>
Date:	Mon, 01 Oct 2007 13:36:07 +0200
From:	Peter Korsgaard <jacmet@...site.dk>
To:	Jeff Garzik <jeff@...zik.org>, netdev@...r.kernel.org
Subject: [patch] dm9601: Fix receive MTU

Please apply to 2.6.23.
---
dm9601 didn't take the ethernet header into account when calculating
RX MTU, causing packets bigger than 1486 to fail.

Signed-off-by: Peter Korsgaard <jacmet@...site.dk>
---
 drivers/net/usb/dm9601.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.23-rc8/drivers/net/usb/dm9601.c
===================================================================
--- linux-2.6.23-rc8.orig/drivers/net/usb/dm9601.c
+++ linux-2.6.23-rc8/drivers/net/usb/dm9601.c
@@ -405,7 +405,7 @@
 	dev->net->ethtool_ops = &dm9601_ethtool_ops;
 	dev->net->hard_header_len += DM_TX_OVERHEAD;
 	dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
-	dev->rx_urb_size = dev->net->mtu + DM_RX_OVERHEAD;
+	dev->rx_urb_size = dev->net->mtu + ETH_HLEN + DM_RX_OVERHEAD;
 
 	dev->mii.dev = dev->net;
 	dev->mii.mdio_read = dm9601_mdio_read;

-- 
Bye, Peter Korsgaard
-
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