size_t *actual_buffer;
unsigned int next_ring_head;
int status = urb->status;
+ unsigned long flags;
int retval;
if (status) {
dev_dbg(&dev->intf->dev,
"%s: nonzero status received: %d\n", __func__,
status);
- spin_lock(&dev->rbsl);
+ spin_lock_irqsave(&dev->rbsl, flags);
goto resubmit; /* maybe we can recover */
}
}
- spin_lock(&dev->rbsl);
+ spin_lock_irqsave(&dev->rbsl, flags);
if (urb->actual_length > 0) {
next_ring_head = (dev->ring_head+1) % ring_buffer_size;
if (next_ring_head != dev->ring_tail) {
dev->buffer_overflow = 1;
}
}
- spin_unlock(&dev->rbsl);
+ spin_unlock_irqrestore(&dev->rbsl, flags);
exit:
dev->interrupt_in_done = 1;
wake_up_interruptible(&dev->read_wait);