diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 66cdc76770ce..69a3edc182f9 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -168,6 +168,18 @@ EXPORT_SYMBOL(ethtool_ntuple_flush); #define ETHTOOL_DEV_FEATURE_WORDS 1 +static void ethtool_get_features_compat(struct net_device *dev, + struct ethtool_get_features_block *features) +{ + if (!dev->ethtool_ops) + return; + + /* getting RX checksum */ + if (dev->ethtool_ops->get_rx_csum) + if (dev->ethtool_ops->get_rx_csum(dev)) + features[0].active |= NETIF_F_RXCSUM; +} + static int ethtool_get_features(struct net_device *dev, void __user *useraddr) { struct ethtool_gfeatures cmd = { @@ -185,6 +197,8 @@ static int ethtool_get_features(struct net_device *dev, void __user *useraddr) u32 __user *sizeaddr; u32 copy_size; + ethtool_get_features_compat(dev, features); + sizeaddr = useraddr + offsetof(struct ethtool_gfeatures, size); if (get_user(copy_size, sizeaddr)) return -EFAULT;