mac80211: Add support for NL80211_STA_INFO_AIRTIME_LINK_METRIC

Add support for mesh airtime link metric attribute
NL80211_STA_INFO_AIRTIME_LINK_METRIC.

Signed-off-by: Narayanraddi Masti <team.nmasti@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 62f96d6..7556c04 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4898,6 +4898,7 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
 	PUT_SINFO(TX_RETRIES, tx_retries, u32);
 	PUT_SINFO(TX_FAILED, tx_failed, u32);
 	PUT_SINFO(EXPECTED_THROUGHPUT, expected_throughput, u32);
+	PUT_SINFO(AIRTIME_LINK_METRIC, airtime_link_metric, u32);
 	PUT_SINFO(BEACON_LOSS, beacon_loss_count, u32);
 	PUT_SINFO(LOCAL_PM, local_pm, u32);
 	PUT_SINFO(PEER_PM, peer_pm, u32);