diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 7 | ||||
| -rw-r--r-- | net/core/ethtool.c | 4 |
2 files changed, 8 insertions, 3 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index cd2437495428..55ff66fabce4 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -5041,10 +5041,13 @@ unsigned long netdev_fix_features(unsigned long features, const char *name) } if (features & NETIF_F_UFO) { - if (!(features & NETIF_F_GEN_CSUM)) { + /* maybe split UFO into V4 and V6? */ + if (!((features & NETIF_F_GEN_CSUM) || + (features & (NETIF_F_IP_CSUM|NETIF_F_IPV6_CSUM)) + == (NETIF_F_IP_CSUM|NETIF_F_IPV6_CSUM))) { if (name) printk(KERN_ERR "%s: Dropping NETIF_F_UFO " - "since no NETIF_F_HW_CSUM feature.\n", + "since no checksum offload features.\n", name); features &= ~NETIF_F_UFO; } diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 956a9f4971cb..d5bc28818883 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -1171,7 +1171,9 @@ static int ethtool_set_ufo(struct net_device *dev, char __user *useraddr) return -EFAULT; if (edata.data && !(dev->features & NETIF_F_SG)) return -EINVAL; - if (edata.data && !(dev->features & NETIF_F_HW_CSUM)) + if (edata.data && !((dev->features & NETIF_F_GEN_CSUM) || + (dev->features & (NETIF_F_IP_CSUM|NETIF_F_IPV6_CSUM)) + == (NETIF_F_IP_CSUM|NETIF_F_IPV6_CSUM))) return -EINVAL; return dev->ethtool_ops->set_ufo(dev, edata.data); } |