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authorSara Sharon <sara.sharon@intel.com>2018-04-20 13:49:19 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-06-21 04:02:55 +0900
commitba29f3738e86f4e69cc8470a60a62e21d492475d (patch)
treee7f1592927a794ef6c4fdfb01172245ccd764351 /net/mac80211
parente4bd54eb87c820b3e2da9a9701896d6ac1bae6f6 (diff)
mac80211: use timeout from the AddBA response instead of the request
[ Upstream commit 914eac248d876f9c00cd1792ffec3d182c863f13 ] 2016 spec, section 10.24.2 specifies that the block ack timeout in the ADD BA request is advisory. That means we should check the value in the response and act upon it (same as buffer size). 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> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/agg-tx.c4
-rw-r--r--net/mac80211/tx.c3
2 files changed, 6 insertions, 1 deletions
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index bef516ec47f9..197947a07f83 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -8,6 +8,7 @@
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2010, Intel Corporation
* Copyright(c) 2015-2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -987,6 +988,9 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
sta->ampdu_mlme.addba_req_num[tid] = 0;
+ tid_tx->timeout =
+ le16_to_cpu(mgmt->u.action.u.addba_resp.timeout);
+
if (tid_tx->timeout) {
mod_timer(&tid_tx->session_timer,
TU_TO_EXP_TIME(tid_tx->timeout));
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 73429841f115..ccb65f18df5d 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -4,6 +4,7 @@
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
+ * Copyright (C) 2018 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -1138,7 +1139,7 @@ static bool ieee80211_tx_prep_agg(struct ieee80211_tx_data *tx,
}
/* reset session timer */
- if (reset_agg_timer && tid_tx->timeout)
+ if (reset_agg_timer)
tid_tx->last_tx = jiffies;
return queued;