async->inttrig = NULL;
kfree(async->cmd.chanlist);
async->cmd.chanlist = NULL;
+ s->busy = NULL;
+ wake_up_interruptible_all(&s->async->wait_head);
} else {
dev_err(dev->class_dev,
"BUG: (?) do_become_nonbusy called with async=NULL\n");
+ s->busy = NULL;
}
-
- s->busy = NULL;
}
static int do_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
return -EBUSY;
ret = do_cancel(dev, s);
- wake_up_interruptible(&s->async->wait_head);
return ret;
}