diff options
| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2010-11-30 06:38:00 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-06 12:59:04 -0800 |
| commit | 7903264402546f45f9bac8ad2bfdb00d00eb124a (patch) | |
| tree | 32076a169b37ce9c98916ed2d702de5cab1aeb6c /drivers/net/pch_gbe/pch_gbe_ethtool.c | |
| parent | 900d495a189dc3ff5952b98a77d18e3018f8286c (diff) | |
| download | lwn-7903264402546f45f9bac8ad2bfdb00d00eb124a.tar.gz lwn-7903264402546f45f9bac8ad2bfdb00d00eb124a.zip | |
net: Fix too optimistic NETIF_F_HW_CSUM features
NETIF_F_HW_CSUM is a superset of NETIF_F_IP_CSUM+NETIF_F_IPV6_CSUM, but
some drivers miss the difference. Fix this and also fix UFO dependency
on checksumming offload as it makes the same mistake in assumptions.
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/pch_gbe/pch_gbe_ethtool.c')
| -rw-r--r-- | drivers/net/pch_gbe/pch_gbe_ethtool.c | 19 |
1 files changed, 1 insertions, 18 deletions
diff --git a/drivers/net/pch_gbe/pch_gbe_ethtool.c b/drivers/net/pch_gbe/pch_gbe_ethtool.c index c8cc32c0edc9..c8c873b31a89 100644 --- a/drivers/net/pch_gbe/pch_gbe_ethtool.c +++ b/drivers/net/pch_gbe/pch_gbe_ethtool.c @@ -469,18 +469,6 @@ static int pch_gbe_set_rx_csum(struct net_device *netdev, u32 data) } /** - * pch_gbe_get_tx_csum - Report whether transmit checksums are turned on or off - * @netdev: Network interface device structure - * Returns - * true(1): Checksum On - * false(0): Checksum Off - */ -static u32 pch_gbe_get_tx_csum(struct net_device *netdev) -{ - return (netdev->features & NETIF_F_HW_CSUM) != 0; -} - -/** * pch_gbe_set_tx_csum - Turn transmit checksums on or off * @netdev: Network interface device structure * @data: Checksum on[true] or off[false] @@ -493,11 +481,7 @@ static int pch_gbe_set_tx_csum(struct net_device *netdev, u32 data) struct pch_gbe_adapter *adapter = netdev_priv(netdev); adapter->tx_csum = data; - if (data) - netdev->features |= NETIF_F_HW_CSUM; - else - netdev->features &= ~NETIF_F_HW_CSUM; - return 0; + return ethtool_op_set_tx_ipv6_csum(netdev, data); } /** @@ -572,7 +556,6 @@ static const struct ethtool_ops pch_gbe_ethtool_ops = { .set_pauseparam = pch_gbe_set_pauseparam, .get_rx_csum = pch_gbe_get_rx_csum, .set_rx_csum = pch_gbe_set_rx_csum, - .get_tx_csum = pch_gbe_get_tx_csum, .set_tx_csum = pch_gbe_set_tx_csum, .get_strings = pch_gbe_get_strings, .get_ethtool_stats = pch_gbe_get_ethtool_stats, |