Here are quite a large number of fixes, notably:

* various A-MSDU building fixes (currently only affects mt76)
  * syzkaller & spectre fixes in hwsim
  * TXQ vs. teardown fix that was causing crashes
  * embed WMM info in reg rule, bad code here had been causing crashes
  * one compilation issue with fix from Arnd (rfkill-gpio includes)
  * fixes for a race and bad data during/after channel switch
  * nl80211: a validation fix, attribute type & unit fixes
 along with other small fixes.
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Merge tag 'mac80211-for-davem-2018-09-03' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

Johannes Berg says:

====================
Here are quite a large number of fixes, notably:
 * various A-MSDU building fixes (currently only affects mt76)
 * syzkaller & spectre fixes in hwsim
 * TXQ vs. teardown fix that was causing crashes
 * embed WMM info in reg rule, bad code here had been causing crashes
 * one compilation issue with fix from Arnd (rfkill-gpio includes)
 * fixes for a race and bad data during/after channel switch
 * nl80211: a validation fix, attribute type & unit fixes
along with other small fixes.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-09-03 22:12:02 -07:00
commit fc3e3bf55f
15 changed files with 182 additions and 187 deletions

View file

@ -1135,7 +1135,7 @@ void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_chanctx_conf *chanctx_conf;
const struct ieee80211_reg_rule *rrule;
struct ieee80211_wmm_ac *wmm_ac;
const struct ieee80211_wmm_ac *wmm_ac;
u16 center_freq = 0;
if (sdata->vif.type != NL80211_IFTYPE_AP &&
@ -1154,20 +1154,19 @@ void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata,
rrule = freq_reg_info(sdata->wdev.wiphy, MHZ_TO_KHZ(center_freq));
if (IS_ERR_OR_NULL(rrule) || !rrule->wmm_rule) {
if (IS_ERR_OR_NULL(rrule) || !rrule->has_wmm) {
rcu_read_unlock();
return;
}
if (sdata->vif.type == NL80211_IFTYPE_AP)
wmm_ac = &rrule->wmm_rule->ap[ac];
wmm_ac = &rrule->wmm_rule.ap[ac];
else
wmm_ac = &rrule->wmm_rule->client[ac];
wmm_ac = &rrule->wmm_rule.client[ac];
qparam->cw_min = max_t(u16, qparam->cw_min, wmm_ac->cw_min);
qparam->cw_max = max_t(u16, qparam->cw_max, wmm_ac->cw_max);
qparam->aifs = max_t(u8, qparam->aifs, wmm_ac->aifsn);
qparam->txop = !qparam->txop ? wmm_ac->cot / 32 :
min_t(u16, qparam->txop, wmm_ac->cot / 32);
qparam->txop = min_t(u16, qparam->txop, wmm_ac->cot / 32);
rcu_read_unlock();
}