From: Michael Gernoth <michael@gernoth.net>
Date: Sun, 14 Jul 2013 11:35:46 +0000 (+0200)
Subject: revert null frame to zero length
X-Git-Tag: v0.100~55
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/hmcfgusb/commitdiff_plain/3d5b8e702ef33cb4b9e54b4cb42de189cadb24e6

revert null frame to zero length
---

diff --git a/hmcfgusb.c b/hmcfgusb.c
index 0857a4b..6df2bca 100644
--- a/hmcfgusb.c
+++ b/hmcfgusb.c
@@ -150,7 +150,7 @@ int hmcfgusb_send_null_frame(struct hmcfgusb_dev *usbdev, int silent)
 
 	memset(out, 0, sizeof(out));
 
-	err = libusb_interrupt_transfer(usbdev->usb_devh, EP_OUT, out, sizeof(out), &cnt, USB_TIMEOUT);
+	err = libusb_interrupt_transfer(usbdev->usb_devh, EP_OUT, out, 0, &cnt, USB_TIMEOUT);
 	if (err && (!silent)) {
 		fprintf(stderr, "Can't send null frame: %s\n", usb_strerror(err));
 		return 0;