wifi: iwlwifi: mvm: iterate active links for STA queues

During HW restart in eSR, links allocated in a station and links
active in the interface may differ. Use for_each_sta_active_link
to capture this.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230921110726.7ee1f1a55e1c.I410c512d1fad7d1cf9b2d2a3451a312821dc816d@changeidSigned-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/sta.c

@@ -865,11 +865,11 @@ int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm,
 
 	if (sta) {
 		struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
+		struct ieee80211_link_sta *link_sta;
 		unsigned int link_id;
 
-		for (link_id = 0;
-		     link_id < ARRAY_SIZE(mvmsta->link);
-		     link_id++) {
+		rcu_read_lock();
+		for_each_sta_active_link(mvmsta->vif, sta, link_sta, link_id) {
 			struct iwl_mvm_link_sta *link =
 				rcu_dereference_protected(mvmsta->link[link_id],
 							  lockdep_is_held(&mvm->mutex));
@@ -879,6 +879,7 @@ int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm,
 
 			sta_mask |= BIT(link->sta_id);
 		}
+		rcu_read_unlock();
 	} else {
 		sta_mask |= BIT(sta_id);
 	}