From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 889F8C43381 for ; Fri, 22 Mar 2019 13:03:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5881A2075E for ; Fri, 22 Mar 2019 13:03:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553259831; bh=qdr3ArbLepzJHngNyn+RSWQvYgp6dOsG/xmcB4MDL9o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=1UmFtgXbljcAyAqbpmt1tv4t13X4XTHBdySo1X9UF/7XzAITU7TLgAfzzKJdBBJ1Y DBGXmTgKJ/MeMDXxQuLmoFL6MRnHDUiLbBybm7SpN6HPX1FDvMmbkcEhYFzCy+LTEm Va12UtL6VSlg+b9TbXJyADy8O5tu3queC9N2dPkY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731404AbfCVNDj (ORCPT ); Fri, 22 Mar 2019 09:03:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:42080 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730909AbfCVLkM (ORCPT ); Fri, 22 Mar 2019 07:40:12 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C8676218B0; Fri, 22 Mar 2019 11:40:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553254812; bh=qdr3ArbLepzJHngNyn+RSWQvYgp6dOsG/xmcB4MDL9o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Rc0+tJ+TatH7WFSm1juB35CPRnKMRkJ3TPamI73F+vRpZo2WaV/fP1Xa0fqwSqBmv sshmeN7Nv8VbyCHo4kp9IeRdk15MiRpRHr+qYpVNjTKdzlcSs/l5zFdmtqdMHyQr84 jdwjRkVlpmUMsihfkJ0awJzauWHVKnQDQ2ldHHPo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , zhengbin , Dominique Martinet Subject: [PATCH 4.9 003/118] 9p/net: fix memory leak in p9_client_create Date: Fri, 22 Mar 2019 12:14:35 +0100 Message-Id: <20190322111216.159738486@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190322111215.873964544@linuxfoundation.org> References: <20190322111215.873964544@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: zhengbin commit bb06c388fa20ae24cfe80c52488de718a7e3a53f upstream. If msize is less than 4096, we should close and put trans, destroy tagpool, not just free client. This patch fixes that. Link: http://lkml.kernel.org/m/1552464097-142659-1-git-send-email-zhengbin13@huawei.com Cc: stable@vger.kernel.org Fixes: 574d356b7a02 ("9p/net: put a lower bound on msize") Reported-by: Hulk Robot Signed-off-by: zhengbin Signed-off-by: Dominique Martinet Signed-off-by: Greg Kroah-Hartman --- net/9p/client.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1058,7 +1058,7 @@ struct p9_client *p9_client_create(const p9_debug(P9_DEBUG_ERROR, "Please specify a msize of at least 4k\n"); err = -EINVAL; - goto free_client; + goto close_trans; } err = p9_client_version(clnt);