diff --git a/libusb/descriptor.c b/libusb/descriptor.c
index 74d6de5..0b0e314 100644
--- a/libusb/descriptor.c
+++ b/libusb/descriptor.c
@@ -1174,7 +1174,7 @@ int API_EXPORTED libusb_get_string_descriptor_ascii(libusb_device_handle *dev_ha
 		return LIBUSB_ERROR_IO;
 
 	if (tbuf[0] > r)
-		return LIBUSB_ERROR_IO;
+		tbuf[0] = r;
 
 	di = 0;
 	for (si = 2; si < tbuf[0]; si += 2) {
-- 
2.17.0

>
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<div class='path'>path: <a href='/guix/log/?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564'>root</a>/<a href='/guix/log/gnu?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564'>gnu</a>/<a href='/guix/log/gnu/system?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564'>system</a>/<a href='/guix/log/gnu/system/examples?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564'>examples</a>/<a href='/guix/log/gnu/system/examples/vm-image.tmpl?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564'>vm-image.tmpl</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/system/examples/vm-image.tmpl?id=d22fd0bed9072d6e3098adfc5e4bf32f9fdfc564&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-01-06 18:54:59 -0800'>2022-01-06</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=79260c8695cc5e3cd64f5b01e262369d5a67f141'>services: Consistently use SDDM rather than GDM on non-x86_64.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a follow-up to 49599fab564f203b8e92d32e9b28c99e99849bfb.

Fixes: &lt;https://issues.guix.gnu.org/52908&gt;.

* gnu/services/xorg.scm (set-xorg-configuration)[login-manager-service-type]:
When the current system or target system begins with the string "x86_64", use
gdm-service-type as before; otherwise, use sddm-service-type.
* gnu/system/examples/vm-image.tmpl (services): Add sddm-service-type to the
list of service types to remove.
</span></span></td><td>Chris Marusich</td></tr>
<tr><td><span title='2021-08-29 01:05:26 -0400'>2021-08-29</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=da4e40948326387d5bcda58783914d5f9ce8b095'>Migrate to the new 'targets' field of bootloader-configuration.</a><span class='msg-avail'>...<span class='msg-tooltip'>The old 'target' field is deprecated; adjust the sources to use the new
'targets' one instead.

* doc/guix-cookbook.texi&lt;target&gt;: Replace by 'targets'.
* gnu/bootloader/grub.scm: Likewise.
* gnu/installer/parted.scm: Likewise.
* gnu/machine/digital-ocean.scm: Likewise.
* gnu/system/examples/asus-c201.tmpl: Likewise
* gnu/system/examples/bare-bones.tmpl: Likewise
* gnu/system/examples/bare-hurd.tmpl: Likewise
* gnu/system/examples/beaglebone-black.tmpl: Likewise
* gnu/system/examples/desktop.tmpl: Likewise
* gnu/system/examples/docker-image.tmpl: Likewise
* gnu/system/examples/lightweight-desktop.tmpl: Likewise
* gnu/system/examples/vm-image.tmpl: Likewise
* gnu/system/examples/yggdrasil.tmpl: Likewise
* gnu/system/hurd.scm: Likewise
* gnu/system/images/hurd.scm: Likewise
* gnu/system/images/novena.scm: Likewise
* gnu/system/images/pine64.scm: Likewise
* gnu/system/images/pinebook-pro.scm: Likewise
* gnu/system/images/rock64.scm: Likewise
* gnu/system/install.scm: Likewise
* gnu/system/vm.scm: Likewise
* gnu/tests.scm: Likewise
* gnu/tests/ganeti.scm: Likewise
* gnu/tests/install.scm: Likewise
* gnu/tests/nfs.scm: Likewise
* gnu/tests/telephony.scm: Likewise
* tests/boot-parameters.scm: Likewise
* tests/system.scm: Likewise
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-05-10 10:18:19 -0400'>2021-05-10</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=945ad48cd8029fa77a643e00c7fd350e98cacca0'>system: vm-image.tmpl: Add a crutch to allow refreshing the resolution.</a><span class='msg-avail'>...<span class='msg-tooltip'>Inspired by
https://github.com/jollheef/appvm/commit/1270b2e209bc002e69bbe6351ad5b04b7facfcc8.
The price to pay is about 5% of a CPU core usage in the guest in the worst
scenario.

* gnu/system/examples/vm-image.tmpl
(auto-update-resolution-crutch): New mcron job.
[services]: Extend the mcron-service with it.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-05-06 16:51:49 -0400'>2021-05-06</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=3ab48ed6cd4b1f87a4c339b172dd8a107478654c'>gnu: system: Add SPICE capability to the VM image.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/system/examples/vm-image.tmpl (services)
[spice-vdagent-service-type]: Add service.
[slim-service-type] &lt;xorg-configuration&gt;: Add the xf86-video-qxl module.
</span></span></td><td>Maxim Cournoyer</td></tr>