Merge "wifi: Avoid doing iface reset when dynamic MAC update supported"

bool WifiIfaceUtil::setMacAddress(const std::string& iface_name,

                                  const std::array<uint8_t, 6>& mac) {

#ifndef WIFI_AVOID_IFACE_RESET_MAC_CHANGE

    if (!iface_tool_.lock()->SetUpState(iface_name.c_str(), false)) {

    legacy_hal::wifi_error legacy_status;

    uint64_t legacy_feature_set;

    std::tie(legacy_status, legacy_feature_set) =

        legacy_hal_.lock()->getSupportedFeatureSet(iface_name);

    if (!(legacy_feature_set & WIFI_FEATURE_DYNAMIC_SET_MAC) &&

        !iface_tool_.lock()->SetUpState(iface_name.c_str(), false)) {

        LOG(ERROR) << "SetUpState(false) failed.";

        return false;

    }

#endif

    bool success = iface_tool_.lock()->SetMacAddress(iface_name.c_str(), mac);

#ifndef WIFI_AVOID_IFACE_RESET_MAC_CHANGE

    if (!iface_tool_.lock()->SetUpState(iface_name.c_str(), true)) {

    if (!(legacy_feature_set & WIFI_FEATURE_DYNAMIC_SET_MAC) &&

        !iface_tool_.lock()->SetUpState(iface_name.c_str(), true)) {

        LOG(ERROR) << "SetUpState(true) failed. Wait for driver ready.";

        // Wait for driver ready and try to set iface UP again

        if (legacy_hal_.lock()->waitForDriverReady() !=