From: Shannon Nelson Date: Wed, 14 Jun 2017 22:43:37 +0000 (-0700) Subject: sunvnet: restrict advertized checksum offloads to just IP X-Git-Tag: v5.15~10982^2~179 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7e9191c54a36c864b901ea8ce56dc42f10c2f5ae;p=platform%2Fkernel%2Flinux-starfive.git sunvnet: restrict advertized checksum offloads to just IP As much as we'd like to play well with others, we really aren't handling the checksums on non-IP protocol packets very well. This is easily seen when trying to do TCP over ipv6 - the checksums are garbage. Here we restrict the checksum feature flag to just IP traffic so that we aren't given work we can't yet do. Orabug: 26175391, 26259755 Signed-off-by: Shannon Nelson Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c index 5b56c24..8603e39 100644 --- a/drivers/net/ethernet/sun/ldmvsw.c +++ b/drivers/net/ethernet/sun/ldmvsw.c @@ -248,7 +248,7 @@ static struct net_device *vsw_alloc_netdev(u8 hwaddr[], dev->ethtool_ops = &vsw_ethtool_ops; dev->watchdog_timeo = VSW_TX_TIMEOUT; - dev->hw_features = NETIF_F_HW_CSUM | NETIF_F_SG; + dev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG; dev->features = dev->hw_features; /* MTU range: 68 - 65535 */ diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 0b95105..75b167e 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -312,7 +312,7 @@ static struct vnet *vnet_new(const u64 *local_mac, dev->watchdog_timeo = VNET_TX_TIMEOUT; dev->hw_features = NETIF_F_TSO | NETIF_F_GSO | NETIF_F_GSO_SOFTWARE | - NETIF_F_HW_CSUM | NETIF_F_SG; + NETIF_F_IP_CSUM | NETIF_F_SG; dev->features = dev->hw_features; /* MTU range: 68 - 65535 */