This is a note to let you know that I've just added the patch titled
atl1e: limit gso segment size to prevent generation of wrong ip length fields
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
atl1e-limit-gso-segment-size-to-prevent-generation-of-wrong-ip-length-fields.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From db7408189c80397d5b036a2cc7a2eda889cd437e Mon Sep 17 00:00:00 2001
From: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 2 Apr 2013 14:36:46 +0000
Subject: atl1e: limit gso segment size to prevent generation of wrong ip length fields
From: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
[ Upstream commit 31d1670e73f4911fe401273a8f576edc9c2b5fea ]
The limit of 0x3c00 is taken from the windows driver.
Suggested-by: Huang, Xiong <xiong@xxxxxxxxxxxxxxxx>
Cc: Huang, Xiong <xiong@xxxxxxxxxxxxxxxx>
Cc: Eric Dumazet <eric.dumazet@xxxxxxxxx>
Signed-off-by: Hannes Frederic Sowa <hannes@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/atheros/atl1e/atl1e.h | 2 +-
drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/atheros/atl1e/atl1e.h
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e.h
@@ -186,7 +186,7 @@ struct atl1e_tpd_desc {
/* how about 0x2000 */
#define MAX_TX_BUF_LEN 0x2000
#define MAX_TX_BUF_SHIFT 13
-/*#define MAX_TX_BUF_LEN 0x3000 */
+#define MAX_TSO_SEG_SIZE 0x3c00
/* rrs word 1 bit 0:31 */
#define RRS_RX_CSUM_MASK 0xFFFF
--- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
+++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c
@@ -2354,6 +2354,7 @@ static int __devinit atl1e_probe(struct
INIT_WORK(&adapter->reset_task, atl1e_reset_task);
INIT_WORK(&adapter->link_chg_task, atl1e_link_chg_task);
+ netif_set_gso_max_size(netdev, MAX_TSO_SEG_SIZE);
err = register_netdev(netdev);
if (err) {
netdev_err(netdev, "register netdevice failed\n");
Patches currently in stable-queue which might be from hannes@xxxxxxxxxxxxxxxxxxx are
queue-3.4/atl1e-limit-gso-segment-size-to-prevent-generation-of-wrong-ip-length-fields.patch
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