1126     struct irq_desc     *idp;  in CHIP_AttachISR()  local
1133     idp = (struct irq_desc*) malloc(sizeof(*idp));  in CHIP_AttachISR()
1134     MS_ASSERT(idp != NULL);  in CHIP_AttachISR()
1135     if (idp == NULL)  in CHIP_AttachISR()
1148         free(idp);  in CHIP_AttachISR()
1152     idp->irqfd = fd;  in CHIP_AttachISR()
1153     idp->u16irq = (MS_U16)u8VectorIndex;  in CHIP_AttachISR()
1154     idp->driverp = &(idp->u16irq);  in CHIP_AttachISR()
1155     idp->handler = (pIntCb);  in CHIP_AttachISR()
1166     _HISR_Info[u8VectorIndex].pThreadParam = idp;  in CHIP_AttachISR()
1170     if(0 != pthread_create(&_HISR_Info[u8VectorIndex].ithr, &attr, interrupt_thread, idp))  in CHIP_AttachISR()
1174         free(idp);  in CHIP_AttachISR()