Lines Matching refs:read_buffer
138 char* read_buffer;
246 kfree (dev->read_buffer);
558 /* copy the data from read_buffer into userspace */
561 if (copy_to_user (buffer, dev->read_buffer, bytes_to_read)) {
570 dev->read_buffer[i] = dev->read_buffer[i+bytes_to_read];
697 memcpy (dev->read_buffer + dev->read_buffer_length,
704 printk(KERN_WARNING "%s: read_buffer overflow, %d bytes dropped", __FUNCTION__, urb->actual_length);
790 dev->read_buffer = NULL;
833 dev->read_buffer = kmalloc (read_buffer_size, GFP_KERNEL);
834 if (!dev->read_buffer) {
835 err("Couldn't allocate read_buffer");