From nobody Thu Dec 18 21:59:44 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6275EC001DB for ; Sat, 2 Sep 2023 17:08:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234919AbjIBRIX (ORCPT ); Sat, 2 Sep 2023 13:08:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230113AbjIBRIW (ORCPT ); Sat, 2 Sep 2023 13:08:22 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04F8BE5B for ; Sat, 2 Sep 2023 10:07:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1693674452; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=lrrM2Y/zZF7w803gWmPyZ7A2zLr5CJoErzGeQi8Jcu8=; b=GhrJxWQP1ukpv80E60U5CbM3VF+jOxvgyI3CgROdC1rEYd9H25ChWqyOxsNmw8Kk/mvPkd E0KQC3MSJQLYZlDLBC7fLz7WS+CLfPnQHJNX21GzqVy6LDI2huHRxQwrNxj+6S3DHY+H7x Xni1uodRbNpCrFRuVjcFJOv7xyST1mY= Received: from mail-pl1-f199.google.com (mail-pl1-f199.google.com [209.85.214.199]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-539-CzsZz52iNb-ANEbFpKmfOQ-1; Sat, 02 Sep 2023 13:07:30 -0400 X-MC-Unique: CzsZz52iNb-ANEbFpKmfOQ-1 Received: by mail-pl1-f199.google.com with SMTP id d9443c01a7336-1bf707f526bso962175ad.1 for ; Sat, 02 Sep 2023 10:07:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693674449; x=1694279249; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=lrrM2Y/zZF7w803gWmPyZ7A2zLr5CJoErzGeQi8Jcu8=; b=g7dW/saG5Y27L6Sg42gsQaypRC6RGYqzKYY6ps4sqZp4OsR2zV8duMBUGapiMW+hMZ GM5udkcQt0nToDDRpzX0OaP8JwifIBCBrrIXa2Y9N6vuVKZ1P/0SvAxDXy+LLkqhQ16A S4ETdzypKIM90OcmzkJPtLuNQkc9PEfYts+J7AEzG30kP+oc32Mn+66mvGzfadBw0vPQ SSXR0SQnrJpCwVFKXLZK1utE88CQy8LsTb2dvZAfYWtoh182IO1bBoigKyCx/d/PNpiW O2Uj1h58+pGpZDI3YsDragluqItvPun6WCX6yi1nT8JdLXRrJAijErCZdSRBUonT2KSt y/zw== X-Gm-Message-State: AOJu0Yyn8ub4yAuNOYj1F1jMSRkZbA8axw3m5ROXz4b7vxXBkaqe9ljC MhyKazTRTNlNDtk/0bXsT5M67QaNOwVza0CqoMuIdPezbZZFju7tIs1BkXXUmxsEaQf+AjrMuU5 Ra7D+dYc/i9ipAVOMZBNgIMX8 X-Received: by 2002:a17:902:c209:b0:1b8:6850:c3c4 with SMTP id 9-20020a170902c20900b001b86850c3c4mr5299033pll.22.1693674449283; Sat, 02 Sep 2023 10:07:29 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGuy1UPUdxrNCdMmJkPvNypnCa/jr3jSd4rwfJxeJe9vwdZGPIw7NzRd5+fBKpBjT71d9P+Ew== X-Received: by 2002:a17:902:c209:b0:1b8:6850:c3c4 with SMTP id 9-20020a170902c20900b001b86850c3c4mr5299022pll.22.1693674448968; Sat, 02 Sep 2023 10:07:28 -0700 (PDT) Received: from kernel-devel.local ([240d:1a:c0d:9f00:245e:16ff:fe87:c960]) by smtp.gmail.com with ESMTPSA id ji5-20020a170903324500b001b9dadf8bd2sm4870370plb.190.2023.09.02.10.07.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 02 Sep 2023 10:07:28 -0700 (PDT) From: Shigeru Yoshida To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Shigeru Yoshida Subject: [PATCH net] kcm: Destroy mutex in kcm_exit_net() Date: Sun, 3 Sep 2023 02:07:08 +0900 Message-ID: <20230902170708.1727999-1-syoshida@redhat.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" kcm_exit_net() should call mutex_destroy() on knet->mutex. This is especial= ly needed if CONFIG_DEBUG_MUTEXES is enabled. Fixes: ab7ac4eb9832 ("kcm: Kernel Connection Multiplexor module") Signed-off-by: Shigeru Yoshida --- net/kcm/kcmsock.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index 393f01b2a7e6..4580f61426bb 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -1859,6 +1859,8 @@ static __net_exit void kcm_exit_net(struct net *net) * that all multiplexors and psocks have been destroyed. */ WARN_ON(!list_empty(&knet->mux_list)); + + mutex_destroy(&knet->mutex); } =20 static struct pernet_operations kcm_net_ops =3D { --=20 2.41.0