From a49bda3da34f8c7378f4d28379221bc214459a09 Mon Sep 17 00:00:00 2001
From: anton <anton@openbsd.org>
Date: Mon, 8 Nov 2021 07:05:21 +0000
Subject: [PATCH] Plug uhidev memory leak during detach.

Thanks to Damien Couderc <openbsd at petrocore dot eu> for testing and ok
gnezdo@
---
 sys/dev/usb/uhidev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/dev/usb/uhidev.c b/sys/dev/usb/uhidev.c
index 014dc052c1c..7e196395d2f 100644
--- a/sys/dev/usb/uhidev.c
+++ b/sys/dev/usb/uhidev.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: uhidev.c,v 1.95 2021/09/12 06:58:08 anton Exp $	*/
+/*	$OpenBSD: uhidev.c,v 1.96 2021/11/08 07:05:21 anton Exp $	*/
 /*	$NetBSD: uhidev.c,v 1.14 2003/03/11 16:44:00 augustss Exp $	*/
 
 /*
@@ -451,6 +451,7 @@ uhidev_detach(struct device *self, int flags)
 
 		sc->sc_subdevs[i] = NULL;
 	}
+	free(sc->sc_subdevs, M_USBDEV, sc->sc_nrepid * sizeof(struct uhidev *));
 
 	return (rv);
 }
-- 
2.20.1