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=-18.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 197A7C433E0 for ; Tue, 9 Feb 2021 18:09:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D210A64EC8 for ; Tue, 9 Feb 2021 18:09:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233142AbhBISIv (ORCPT ); Tue, 9 Feb 2021 13:08:51 -0500 Received: from mail.kernel.org ([198.145.29.99]:36260 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232827AbhBIR6D (ORCPT ); Tue, 9 Feb 2021 12:58:03 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 986FC64EBE; Tue, 9 Feb 2021 17:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1612893437; bh=f97SMV19YkR4bhxVq8KdTDs0WFpllYt/GmKgggtTv44=; h=Subject:To:From:Date:From; b=HYmAOpQkF0z9urVmydrgKv/tG4gVJzrAonC3wyj2eNfqZYcpuI7H8rR4B58/5zLBS FUggDJE6h5rciNT9mIhjn00arkaSDRvqYrX4Gd7TFfhGouJmDEGhr6Bp+89Cpd33vQ +LBh7XAg0dwG/OE8bCneOLv5G1kpUIXLUbn5hKAw= Subject: patch "mei: bus: block send with vtag on non-conformat FW" added to char-misc-next To: alexander.usyskin@intel.com, gregkh@linuxfoundation.org, stable@vger.kernel.org, tomas.winkler@intel.com From: Date: Tue, 09 Feb 2021 18:54:37 +0100 Message-ID: <1612893277202249@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org This is a note to let you know that I've just added the patch titled mei: bus: block send with vtag on non-conformat FW to my char-misc git tree which can be found at git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git in the char-misc-next branch. The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.) The patch will also be merged in the next major kernel release during the merge window. If you have any questions about this process, please let me know. >From b398d53cd421454d64850f8b1f6d609ede9042d9 Mon Sep 17 00:00:00 2001 From: Alexander Usyskin Date: Mon, 8 Feb 2021 17:06:48 +0200 Subject: mei: bus: block send with vtag on non-conformat FW Block data send with vtag if either transport layer or FW client are not supporting vtags. Cc: # v5.10+ Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Link: https://lore.kernel.org/r/20210208150649.141358-1-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/bus.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 580074e32599..935acc6bbf3c 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -61,6 +61,13 @@ ssize_t __mei_cl_send(struct mei_cl *cl, u8 *buf, size_t length, u8 vtag, goto out; } + if (vtag) { + /* Check if vtag is supported by client */ + rets = mei_cl_vt_support_check(cl); + if (rets) + goto out; + } + if (length > mei_cl_mtu(cl)) { rets = -EFBIG; goto out; -- 2.30.0