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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49b9'>root</a>/<a href='/guix/log/gnu?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9'>gnu</a>/<a href='/guix/log/gnu/packages?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9'>packages</a>/<a href='/guix/log/gnu/packages/patches?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9'>patches</a>/<a href='/guix/log/gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9'>gcc-5-fix-powerpc64le-build.patch</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/packages/patches/gcc-5-fix-powerpc64le-build.patch?id=820bf78cbc487d28457acc6cb790f4cbd7cc49b9&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-11-11 10:31:31 -0500'>2021-11-11</span></td><td><a href='/guix/commit/gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch?id=b04a20f77fe3863931de273490d75371561d4e51'>gnu: gcc-5: Fix powerpc64le-linux build</a><span class='msg-avail'>...<span class='msg-tooltip'>GCC 5 has a misaligned access to a vector pointer which causes a build failure
when using GCC 8 and later.  Backport upstream fix that was applied on the GCC
6 branch.

* gnu/packages/gcc.scm (gcc-5)[source]: Apply
gcc-5-fix-powerpc64le-build.patch.
* gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

Signed-off-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
</span></span></td><td>Thiago Jung Bauermann</td></tr>