[PATCH AUTOSEL for 4.9 097/190] mac80211: don't parse encrypted management frames in ieee80211_frame_acked

From: Emmanuel Grumbach [ Upstream commit cf147085fdda044622973a12e4e06f1c753ab677 ] ieee80211_frame_acked is called when a frame is acked by the peer. In case this is a management frame, we check if this an SMPS frame, in which case we can update our antenna

[PATCH AUTOSEL for 4.9 097/190] mac80211: don't parse encrypted management frames in ieee80211_frame_acked

From: Emmanuel Grumbach [ Upstream commit cf147085fdda044622973a12e4e06f1c753ab677 ] ieee80211_frame_acked is called when a frame is acked by the peer. In case this is a management frame, we check if this an SMPS frame, in which case we can update our antenna configuration. When we parse the