diff options
Diffstat (limited to 'drivers/ieee1394/raw1394.c')
| -rw-r--r-- | drivers/ieee1394/raw1394.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c index 6a08a8982ea..b4fa14793fe 100644 --- a/drivers/ieee1394/raw1394.c +++ b/drivers/ieee1394/raw1394.c @@ -98,7 +98,7 @@ static struct hpsb_address_ops arm_ops = { static void queue_complete_cb(struct pending_request *req); -static struct pending_request *__alloc_pending_request(int flags) +static struct pending_request *__alloc_pending_request(unsigned int __nocast flags) { struct pending_request *req; @@ -2506,9 +2506,12 @@ static int raw1394_iso_send_packets(struct file_info *fi, void __user * uaddr) if (copy_from_user(&upackets, uaddr, sizeof(upackets))) return -EFAULT; - if (upackets.n_packets > hpsb_iso_n_ready(fi->iso_handle)) + if (upackets.n_packets >= fi->iso_handle->buf_packets) return -EINVAL; + if (upackets.n_packets >= hpsb_iso_n_ready(fi->iso_handle)) + return -EAGAIN; + /* ensure user-supplied buffer is accessible and big enough */ if (!access_ok(VERIFY_READ, upackets.infos, upackets.n_packets * @@ -2901,7 +2904,7 @@ static int __init init_raw1394(void) hpsb_register_highlevel(&raw1394_highlevel); - if (IS_ERR(class_simple_device_add(hpsb_protocol_class, MKDEV( + if (IS_ERR(class_device_create(hpsb_protocol_class, MKDEV( IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16), NULL, RAW1394_DEVICE_NAME))) { ret = -EFAULT; @@ -2934,8 +2937,8 @@ static int __init init_raw1394(void) out_dev: devfs_remove(RAW1394_DEVICE_NAME); - class_simple_device_remove(MKDEV( - IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16)); + class_device_destroy(hpsb_protocol_class, + MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16)); out_unreg: hpsb_unregister_highlevel(&raw1394_highlevel); out: @@ -2944,8 +2947,8 @@ out: static void __exit cleanup_raw1394(void) { - class_simple_device_remove(MKDEV( - IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16)); + class_device_destroy(hpsb_protocol_class, + MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16)); cdev_del(&raw1394_cdev); devfs_remove(RAW1394_DEVICE_NAME); hpsb_unregister_highlevel(&raw1394_highlevel); |