Index: uspace/lib/usbhid/src/hidparser.c
===================================================================
--- uspace/lib/usbhid/src/hidparser.c	(revision a35b458e9db1ca95e679799dc7c1b12c83359ca3)
+++ uspace/lib/usbhid/src/hidparser.c	(revision e217228446aaaeda030cdfb8c3d6708255adacbb)
@@ -596,5 +596,5 @@
 
 	report_item->usages_count = 0;
-	memset(report_item->usages, 0, USB_HID_MAX_USAGES);
+	memset(report_item->usages, 0, sizeof(report_item->usages));
 
 	report_item->extended_usage_page = 0;