diff options
Diffstat (limited to 'drivers/ieee1394/raw1394.c')
| -rw-r--r-- | drivers/ieee1394/raw1394.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c index 7419af450bd1..b4fa14793fe5 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 * |
