- ((struct CitContext*)ptr->IO.CitContext)->state = CON_IDLE;
- ((struct CitContext*)ptr->IO.CitContext)->kill_me = 1;
+ if (((struct CitContext*)ptr->IO.CitContext)) {
+ ((struct CitContext*)ptr->IO.CitContext)->state = CON_IDLE;
+ ((struct CitContext*)ptr->IO.CitContext)->kill_me = 1;
+ }