This is a note to let you know that I've just added the patch titled
mac80211: minstrel_ht: fix a logic error in RTS/CTS handling
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mac80211-minstrel_ht-fix-a-logic-error-in-rts-cts-handling.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From c36dd3eaf1a674a45b58b922258d6eaa8932e292 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@xxxxxxxxxxx>
Date: Wed, 24 Feb 2016 12:07:17 +0100
Subject: mac80211: minstrel_ht: fix a logic error in RTS/CTS handling
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From: Felix Fietkau <nbd@xxxxxxxxxxx>
commit c36dd3eaf1a674a45b58b922258d6eaa8932e292 upstream.
RTS/CTS needs to be enabled if the rate is a fallback rate *or* if it's
a dual-stream rate and the sta is in dynamic SMPS mode.
Fixes: a3ebb4e1b763 ("mac80211: minstrel_ht: handle peers in dynamic SMPS")
Reported-by: Matías Richart <mrichart@xxxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxxxxx>
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/mac80211/rc80211_minstrel_ht.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -871,7 +871,7 @@ minstrel_ht_set_rate(struct minstrel_pri
* - if station is in dynamic SMPS (and streams > 1)
* - for fallback rates, to increase chances of getting through
*/
- if (offset > 0 &&
+ if (offset > 0 ||
(mi->sta->smps_mode == IEEE80211_SMPS_DYNAMIC &&
group->streams > 1)) {
ratetbl->rate[offset].count = ratetbl->rate[offset].count_rts;
Patches currently in stable-queue which might be from nbd@xxxxxxxxxxx are
queue-4.4/mac80211-minstrel_ht-set-default-tx-aggregation-timeout-to-0.patch
queue-4.4/mac80211-minstrel_ht-fix-a-logic-error-in-rts-cts-handling.patch
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