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,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 7ABDEC43381 for ; Fri, 22 Mar 2019 12:49:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3E3602183E for ; Fri, 22 Mar 2019 12:49:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553258978; bh=meL+o9qIAo+c9A9g17GP9sM/Si1tOR6xf6RLCSU67ds=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mrm1YCTm0k20mnjdJMs34dHIfePjNRCIlutHXskKta3udloqAWlPpSznszwukL2Zl JOJk3uJDGmhmpR5V1b39okxIQ+m7S5r31YsRD6vnk4YtdoevYCZEKAFoaMCKgshVxq O/wUGWMlzKX5+dUrNvJaqlmr1+CX4BdgOXlomrO8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733132AbfCVL4r (ORCPT ); Fri, 22 Mar 2019 07:56:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:33218 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387561AbfCVL4p (ORCPT ); Fri, 22 Mar 2019 07:56:45 -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 1130420850; Fri, 22 Mar 2019 11:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553255804; bh=meL+o9qIAo+c9A9g17GP9sM/Si1tOR6xf6RLCSU67ds=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uH2ggY+7xwwtQqov4tD8V2YDWxDCVccfhr76s8ZY9WjrvIWbykWfCwX2OUchVqi0V 4OsqkUQOUrq/7BkOehNsw76NvvvyKuYqWw1HfZcgVHww4z06tNa4psbiSF1SOU6pLU L6cFpPQnTzfbn5rFuo8qAMcrz4hxG7bBu4BEBBFI= 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 4.19 003/280] 9p/net: fix memory leak in p9_client_create Date: Fri, 22 Mar 2019 12:12:36 +0100 Message-Id: <20190322111306.538856676@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190322111306.356185024@linuxfoundation.org> References: <20190322111306.356185024@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 4.19-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 @@ -1073,7 +1073,7 @@ 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);