From 31ca9d9ad77e76508f20c1e465f6fc779c721ba7 Mon Sep 17 00:00:00 2001
From: Christian Prochaska <christian.prochaska@genode-labs.com>
Date: Fri, 28 Sep 2018 13:48:03 +0200
Subject: [PATCH] libusb: fix page fault after failed USB transfer

Fixes #3002
---
 repos/libports/src/lib/libusb/genode_usb_raw.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/repos/libports/src/lib/libusb/genode_usb_raw.cc b/repos/libports/src/lib/libusb/genode_usb_raw.cc
index 0afb1e90bb..d99a6aec72 100644
--- a/repos/libports/src/lib/libusb/genode_usb_raw.cc
+++ b/repos/libports/src/lib/libusb/genode_usb_raw.cc
@@ -116,7 +116,7 @@ struct Usb_device
 
 			if (!p.succeded) {
 				Genode::error("USB transfer failed");
-				itransfer->transferred = -1;
+				itransfer->transferred = 0;
 				usb_connection.source()->release_packet(p);
 				usbi_signal_transfer_completion(itransfer);
 				continue;