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| author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2013-04-02 14:36:46 +0000 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2013-05-13 15:02:35 +0100 |
| commit | 7bc063015a9aa096f84c1049d80bccd4de0d6273 (patch) | |
| tree | fd0f8742f6b69f13bbc3d31fe2dcdbd391a62ff7 /drivers/net/ethernet/atheros | |
| parent | c8b2a1ad3630f35394bc23595cfa075d60c81f18 (diff) | |
| download | lwn-7bc063015a9aa096f84c1049d80bccd4de0d6273.tar.gz lwn-7bc063015a9aa096f84c1049d80bccd4de0d6273.zip | |
atl1e: limit gso segment size to prevent generation of wrong ip length fields
[ Upstream commit 31d1670e73f4911fe401273a8f576edc9c2b5fea ]
The limit of 0x3c00 is taken from the windows driver.
Suggested-by: Huang, Xiong <xiong@qca.qualcomm.com>
Cc: Huang, Xiong <xiong@qca.qualcomm.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers/net/ethernet/atheros')
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1e/atl1e.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e.h b/drivers/net/ethernet/atheros/atl1e/atl1e.h index edfdf6b950e7..b5fd934585e9 100644 --- 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 diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index c69dc29ba208..dd893b38e70d 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -2352,6 +2352,7 @@ static int __devinit atl1e_probe(struct pci_dev *pdev, 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"); |