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: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index cf4c794..e652d05 100644 (file)
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -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