mac80211: add get TID helper

Extracting the TID from the QOS header is common enough
to justify helper.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 39b660b9a908..010b127a3937 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2151,7 +2151,7 @@ static void ieee80211_sta_tx_wmm_ac_notify(struct ieee80211_sub_if_data *sdata,
                                            u16 tx_time)
 {
         struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
-        u16 tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
+        u16 tid = ieee80211_get_tid(hdr);
         int ac = ieee80211_ac_from_tid(tid);
         struct ieee80211_sta_tx_tspec *tx_tspec = &ifmgd->tx_tspec[ac];
         unsigned long now = jiffies;