diff options
| -rw-r--r-- | drivers/usb/storage/uas.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index f09205b162e..62086829af1 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -379,9 +379,19 @@ static void uas_stat_cmplt(struct urb *urb) uas_try_complete(cmnd, __func__); break; case IU_ID_READ_READY: + if (!cmdinfo->data_in_urb || + (cmdinfo->state & DATA_IN_URB_INFLIGHT)) { + scmd_printk(KERN_ERR, cmnd, "unexpected read rdy\n"); + break; + } uas_xfer_data(urb, cmnd, SUBMIT_DATA_IN_URB); break; case IU_ID_WRITE_READY: + if (!cmdinfo->data_out_urb || + (cmdinfo->state & DATA_OUT_URB_INFLIGHT)) { + scmd_printk(KERN_ERR, cmnd, "unexpected write rdy\n"); + break; + } uas_xfer_data(urb, cmnd, SUBMIT_DATA_OUT_URB); break; default: |