wl->mbox_ptr[0], wl->mbox_ptr[1]);
 }
 
-int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num, bool do_ack)
+int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
 {
        struct event_mailbox mbox;
        int ret;
                return ret;
 
        /* then we let the firmware know it can go on...*/
-       if (do_ack)
-               wl1271_spi_write32(wl, ACX_REG_INTERRUPT_TRIG,
-                                  INTR_TRIG_EVENT_ACK);
+       wl1271_spi_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_EVENT_ACK);
 
        return 0;
 }
 
 
 int wl1271_event_unmask(struct wl1271 *wl);
 void wl1271_event_mbox_config(struct wl1271 *wl);
-int wl1271_event_handle(struct wl1271 *wl, u8 mbox, bool do_ack);
+int wl1271_event_handle(struct wl1271 *wl, u8 mbox);
 
 #endif
 
        intr &= WL1271_INTR_MASK;
 
        if (intr & WL1271_ACX_INTR_EVENT_A) {
-               bool do_ack = (intr & WL1271_ACX_INTR_EVENT_B) ? false : true;
                wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_A");
-               wl1271_event_handle(wl, 0, do_ack);
+               wl1271_event_handle(wl, 0);
        }
 
        if (intr & WL1271_ACX_INTR_EVENT_B) {
                wl1271_debug(DEBUG_IRQ, "WL1271_ACX_INTR_EVENT_B");
-               wl1271_event_handle(wl, 1, true);
+               wl1271_event_handle(wl, 1);
        }
 
        if (intr & WL1271_ACX_INTR_INIT_COMPLETE)