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nolo: Fixed nolo_get_string

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Pali Rohár committed 2012-09-23 13:59:31 +02:00
1 parent b2bd1d90c7
commit d9e6d47f1b
1 file changed
+4 -1
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src/nolo.c
+4 -1
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@@ -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);
}