iwlwifi: mvm: fix D3 firmware PN programming

commit 2cf5eb3a upstream.

The code to send the RX PN data (for each TID) to the firmware
has a devastating bug: it overwrites the data for TID 0 with
all the TID data, leaving the remaining TIDs zeroed. This will
allow replays to actually be accepted by the firmware, which
could allow waking up the system.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

drivers/net/wireless/iwlwifi/mvm/d3.c

@@ -296,7 +296,7 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw,
 			u8 *pn = seq.ccmp.pn;
 
 			ieee80211_get_key_rx_seq(key, i, &seq);
-			aes_sc->pn = cpu_to_le64((u64)pn[5] |
+			aes_sc[i].pn = cpu_to_le64((u64)pn[5] |
 						   ((u64)pn[4] << 8) |
 						   ((u64)pn[3] << 16) |
 						   ((u64)pn[2] << 24) |