Merge "wifi: Fix single AP iface isn't deleted" into tm-dev
diff --git a/wifi/1.6/default/wifi_chip.cpp b/wifi/1.6/default/wifi_chip.cpp
index 7f0e97d..f062409 100644
--- a/wifi/1.6/default/wifi_chip.cpp
+++ b/wifi/1.6/default/wifi_chip.cpp
@@ -1003,14 +1003,14 @@
     br_ifaces_ap_instances_[br_ifname] = ap_instances;
     if (!iface_util_->createBridge(br_ifname)) {
         LOG(ERROR) << "Failed createBridge - br_name=" << br_ifname.c_str();
-        invalidateAndClearBridgedAp(br_ifname);
+        deleteApIface(br_ifname);
         return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
     }
     for (auto const& instance : ap_instances) {
         // Bind ap instance interface to AP bridge
         if (!iface_util_->addIfaceToBridge(br_ifname, instance)) {
             LOG(ERROR) << "Failed add if to Bridge - if_name=" << instance.c_str();
-            invalidateAndClearBridgedAp(br_ifname);
+            deleteApIface(br_ifname);
             return {createWifiStatus(WifiStatusCode::ERROR_NOT_AVAILABLE), {}};
         }
     }
@@ -1044,8 +1044,7 @@
     // nan/rtt objects over AP iface. But, there is no harm to do it
     // here and not make that assumption all over the place.
     invalidateAndRemoveDependencies(ifname);
-    // Clear the bridge interface and the iface instance.
-    invalidateAndClearBridgedAp(ifname);
+    deleteApIface(ifname);
     invalidateAndClear(ap_ifaces_, iface);
     for (const auto& callback : event_cb_handler_.getCallbacks()) {
         if (!callback->onIfaceRemoved(IfaceType::AP, ifname).isOk()) {
@@ -2005,21 +2004,28 @@
     br_ifaces_ap_instances_.clear();
 }
 
-void WifiChip::invalidateAndClearBridgedAp(const std::string& br_name) {
-    if (br_name.empty()) return;
-    // delete managed interfaces
+void WifiChip::deleteApIface(const std::string& if_name) {
+    if (if_name.empty()) return;
+    // delete bridged interfaces if have
     for (auto const& it : br_ifaces_ap_instances_) {
-        if (it.first == br_name) {
+        if (it.first == if_name) {
             for (auto const& iface : it.second) {
-                iface_util_->removeIfaceFromBridge(br_name, iface);
+                iface_util_->removeIfaceFromBridge(if_name, iface);
                 legacy_hal_.lock()->deleteVirtualInterface(iface);
             }
-            iface_util_->deleteBridge(br_name);
-            br_ifaces_ap_instances_.erase(br_name);
-            break;
+            iface_util_->deleteBridge(if_name);
+            br_ifaces_ap_instances_.erase(if_name);
+            // ifname is bridged AP, return here.
+            return;
         }
     }
-    return;
+
+    // No bridged AP case, delete AP iface
+    legacy_hal::wifi_error legacy_status = legacy_hal_.lock()->deleteVirtualInterface(if_name);
+    if (legacy_status != legacy_hal::WIFI_SUCCESS) {
+        LOG(ERROR) << "Failed to remove interface: " << if_name << " "
+                   << legacyErrorToString(legacy_status);
+    }
 }
 
 bool WifiChip::findUsingNameFromBridgedApInstances(const std::string& name) {
diff --git a/wifi/1.6/default/wifi_chip.h b/wifi/1.6/default/wifi_chip.h
index f952a68..e8ddaa6 100644
--- a/wifi/1.6/default/wifi_chip.h
+++ b/wifi/1.6/default/wifi_chip.h
@@ -272,7 +272,7 @@
     bool writeRingbufferFilesInternal();
     std::string getWlanIfaceNameWithType(IfaceType type, unsigned idx);
     void invalidateAndClearBridgedApAll();
-    void invalidateAndClearBridgedAp(const std::string& br_name);
+    void deleteApIface(const std::string& if_name);
     bool findUsingNameFromBridgedApInstances(const std::string& name);
     WifiStatus triggerSubsystemRestartInternal();
     std::pair<WifiStatus, sp<V1_6::IWifiRttController>> createRttControllerInternal_1_6(