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Commit 162589f7 authored by Johannes Berg's avatar Johannes Berg
Browse files

nl80211: remove TCP WoWLAN information 



Just like the radar information, the TCP WoWLAN capability
data can increase the wiphy information and make it too
big. Remove the TCP WoWLAN information; no driver supports
it and new userspace tools will be required as well.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 1c33a059

net/wireless/nl80211.c

+0 −45
Original line number Diff line number Diff line
@@ -904,48 +904,6 @@ nla_put_failure: 
	return -ENOBUFS;

}



#ifdef CONFIG_PM

static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev,

					struct sk_buff *msg)

{

	const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp;

	struct nlattr *nl_tcp;



	if (!tcp)

		return 0;



	nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION);

	if (!nl_tcp)

		return -ENOBUFS;



	if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,

			tcp->data_payload_max))

		return -ENOBUFS;



	if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD,

			tcp->data_payload_max))

		return -ENOBUFS;



	if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ))

		return -ENOBUFS;



	if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN,

				sizeof(*tcp->tok), tcp->tok))

		return -ENOBUFS;



	if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL,

			tcp->data_interval_max))

		return -ENOBUFS;



	if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD,

			tcp->wake_payload_max))

		return -ENOBUFS;



	nla_nest_end(msg, nl_tcp);

	return 0;

}

#endif



static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,

			      struct cfg80211_registered_device *dev)

{
@@ -1320,9 +1278,6 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag 
				goto nla_put_failure;

		}



		if (nl80211_send_wowlan_tcp_caps(dev, msg))

			goto nla_put_failure;



		nla_nest_end(msg, nl_wowlan);

	}

#endif