--- drivers/isdn/hisax/hisax.h

+++ drivers/isdn/hisax/hisax.h

@@ -959,6 +959,7 @@ struct IsdnCardState {

u_long event;

struct work_struct tqueue;

struct timer_list dbusytimer;

+ unsigned int irq_cnt;

#ifdef ERROR_STATISTIC

int err_crc;

int err_tx;