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net: Support RXFCS feature flag.

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When set on hardware that supports the feature,
this causes the Ethernet FCS to be appended
to the end of the skb.

Useful for sniffing packets.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Ben Greear
2012-02-11 15:39:14 +00:00
committed by Jeff Kirsher
parent 7c3a95a15a
commit 36eabda3d0
3 changed files with 9 additions and 0 deletions
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net/core/ethtool.c
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@@ -73,6 +73,7 @@ static const char netdev_features_strings[NETDEV_FEATURE_COUNT][ETH_GSTRING_LEN]
[NETIF_F_RXCSUM_BIT] = "rx-checksum",
[NETIF_F_NOCACHE_COPY_BIT] = "tx-nocache-copy",
[NETIF_F_LOOPBACK_BIT] = "loopback",
[NETIF_F_RXFCS_BIT] = "rx-fcs",
};
static int ethtool_get_features(struct net_device *dev, void __user *useraddr)