From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-3759000-1519415421-2-8775604711236115714 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.001, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES unknown, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519415420; b=RBT2t6UOH2XKInwv+UxxaIaEF8bqg48QoKgQsPsSURqJZ9/ 4gPsGsaPtosKiMkYfSeOC2nyZR1Y+chCbqFbjoKTmxdX51Oq/7+xwlcE7R9Lcckx pXWdIvtBs/Hf/9p9TbqsDHBqQzGKVrxPnolJtqsRmOSelIa14NRH3ZmN4n+YGsUn z29W3/IdKpTfouMmgbGekp2NBlVyt0FMXNxD3uCGPDG+JBvH0kxMQAywDOVbjbnH SA2JWLctToD0qygU50ljCCHhmg/DQAN3u5cGnMDMnGshtUWlxRV31eS18v72vMuf +AndrGOledFdfgtUwMTOuwoBYjkgu/jciOx9vkA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=arctest; t=1519415420; bh=UpNuIGV2mdVHYklz7xPlXVMKaW nBODRoTR7iq76jqKo=; b=Kt5xSrNNJMsB4j5hFmd08bTwh0nJ++OWQzPkecfra3 eY+IKMjGs1F7yhk61B/WltokgeqnT+mg7zks0NGgGgJ9lqbgSltGhZK3dHJosMAY UpPtni6qR0x3WInAZsaLU4uTv7khqhVrYW7OqXXd2Q2SiTskXpbptlkYpWXmrsa8 Rjti6PGkIY0fUl1F+w4Yht70LJLy/WPrpH/ElvGcY+XaFhK7hOWQUCDvmygLFZTm 3VKSt/lg24/Gl+DvM0GvFusENk4Fz7Tula6eVOCf+bmiiGElQKBwLtTBIg6rKry9 yx48pTYZE2zViWfvrxTGQ/fslBSdTLFgTyWuqhgEyufQ== ARC-Authentication-Results: i=1; mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Authentication-Results: mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933653AbeBWSqO (ORCPT ); Fri, 23 Feb 2018 13:46:14 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:43606 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933962AbeBWSqM (ORCPT ); Fri, 23 Feb 2018 13:46:12 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Shuah Khan Subject: [PATCH 4.9 041/145] usbip: keep usbip_device sockfd state in sync with tcp_socket Date: Fri, 23 Feb 2018 19:25:47 +0100 Message-Id: <20180223170730.211970857@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180223170724.669759283@linuxfoundation.org> References: <20180223170724.669759283@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Shuah Khan commit 009f41aed4b3e11e6dc1e3c07377a10c20f1a5ed upstream. Keep usbip_device sockfd state in sync with tcp_socket. When tcp_socket is reset to null, reset sockfd to -1 to keep it in sync. Signed-off-by: Shuah Khan Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/usb/usbip/stub_dev.c | 3 +++ drivers/usb/usbip/vhci_hcd.c | 2 ++ 2 files changed, 5 insertions(+) --- a/drivers/usb/usbip/stub_dev.c +++ b/drivers/usb/usbip/stub_dev.c @@ -87,6 +87,7 @@ static ssize_t store_sockfd(struct devic goto err; sdev->ud.tcp_socket = socket; + sdev->ud.sockfd = sockfd; spin_unlock_irq(&sdev->ud.lock); @@ -186,6 +187,7 @@ static void stub_shutdown_connection(str if (ud->tcp_socket) { sockfd_put(ud->tcp_socket); ud->tcp_socket = NULL; + ud->sockfd = -1; } /* 3. free used data */ @@ -280,6 +282,7 @@ static struct stub_device *stub_device_a sdev->ud.status = SDEV_ST_AVAILABLE; spin_lock_init(&sdev->ud.lock); sdev->ud.tcp_socket = NULL; + sdev->ud.sockfd = -1; INIT_LIST_HEAD(&sdev->priv_init); INIT_LIST_HEAD(&sdev->priv_tx); --- a/drivers/usb/usbip/vhci_hcd.c +++ b/drivers/usb/usbip/vhci_hcd.c @@ -832,6 +832,7 @@ static void vhci_shutdown_connection(str if (vdev->ud.tcp_socket) { sockfd_put(vdev->ud.tcp_socket); vdev->ud.tcp_socket = NULL; + vdev->ud.sockfd = -1; } pr_info("release socket\n"); @@ -879,6 +880,7 @@ static void vhci_device_reset(struct usb if (ud->tcp_socket) { sockfd_put(ud->tcp_socket); ud->tcp_socket = NULL; + ud->sockfd = -1; } ud->status = VDEV_ST_NULL;