diff options
| -rw-r--r-- | src/nolo.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -121,13 +121,16 @@ static int nolo_set_string(struct usb_device_info * dev, char * str, char * arg) static int nolo_get_string(struct usb_device_info * dev, char * str, char * out, size_t size) { + int ret; + if ( usb_control_msg(dev->udev, NOLO_WRITE, NOLO_STRING, 0, 0, str, strlen(str), 2000) < 0 ) ERROR_RETURN("NOLO_STRING failed", -1); - if ( usb_control_msg(dev->udev, NOLO_QUERY, NOLO_GET_STRING, 0, 0, out, size, 2000) < 0 ) + if ( ( ret = usb_control_msg(dev->udev, NOLO_QUERY, NOLO_GET_STRING, 0, 0, out, size-1, 2000) ) < 0 ) ERROR_RETURN("NOLO_GET_STRING failed", -1); out[size-1] = 0; + out[ret] = 0; return strlen(out); } |