- (void) g_array_free(pos->packet_cycles_index, TRUE);
- (void) g_array_free(pos->packet_real_index, TRUE);
+ if (pos->packet_cycles_index)
+ (void) g_array_free(pos->packet_cycles_index, TRUE);
+ if (pos->packet_real_index)
+ (void) g_array_free(pos->packet_real_index, TRUE);