Commit 870b4be96f80a9b107fd90779ad715a57876a23e
2014-02-22T15:52:15
Transferred value is corrupt on a NODEV error in usbutils.
diff --git a/usbutils.c b/usbutils.c
index 630a963..316e31e 100644
--- a/usbutils.c
+++ b/usbutils.c
@@ -2747,7 +2747,9 @@ err_retry:
}
if (err == LIBUSB_ERROR_IO && ++err_retries < USB_RETRY_MAX)
goto err_retry;
- if (!NODEV(err) && (endpoint & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_IN)
+ if (NODEV(err))
+ *transferred = 0;
+ else if ((endpoint & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_IN)
memcpy(data, buf, *transferred);
return err;