diff options
| -rw-r--r-- | drivers/staging/gpib/ni_usb/ni_usb_gpib.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c index ea44a766fda2..1f8412de9fa3 100644 --- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c +++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c @@ -697,8 +697,12 @@ static int ni_usb_read(struct gpib_board *board, u8 *buffer, size_t length, */ break; case NIUSB_ATN_STATE_ERROR: - retval = -EIO; - dev_err(&usb_dev->dev, "read when ATN set\n"); + if (status.ibsta & DCAS) { + retval = -EINTR; + } else { + retval = -EIO; + dev_dbg(&usb_dev->dev, "read when ATN set stat: 0x%06x\n", status.ibsta); + } break; case NIUSB_ADDRESSING_ERROR: retval = -EIO; |