llc_control
snap->llc_control = LLC_UI;
llc.llc_control == LLC_UI &&
llc.llc_control != LLC_UI ||
llc.llc_control != LLC_UI ||
llc->llc_control == LLC_UI &&
llc->llc_control == LLC_UI &&
llc->llc_control = LLC_UI;
llc->x_llc.llc_control = IAPP_LLC;