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wifi: mac80211: Consider MLO links in offchannel logic

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Check all the MLO links to decide whether offchannel TX is needed.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Andrei Otcheretianski 2022-06-14 17:20:04 +03:00 committed by Johannes Berg
parent 892b3bceb0
commit 54283409cd
1 changed files with 16 additions and 2 deletions
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18
net/mac80211/offchannel.c
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@ -842,10 +842,24 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
/* Check if the operating channel is the requested channel */
if (!need_offchan) {
struct ieee80211_chanctx_conf *chanctx_conf;
struct ieee80211_chanctx_conf *chanctx_conf = NULL;
int i;
rcu_read_lock();
chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf);
/* Check all the links first */
for (i = 0; i < ARRAY_SIZE(sdata->vif.link_conf); i++) {
if (!sdata->vif.link_conf[i])
continue;
chanctx_conf = rcu_dereference(sdata->vif.link_conf[i]->chanctx_conf);
if (!chanctx_conf)
continue;
if (ether_addr_equal(sdata->vif.link_conf[i]->addr, mgmt->sa))
break;
chanctx_conf = NULL;
}
if (chanctx_conf) {
need_offchan = params->chan &&