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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 B447EC4338F for ; Mon, 16 Aug 2021 13:11:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9F3EC632A6 for ; Mon, 16 Aug 2021 13:11:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239782AbhHPNLt (ORCPT ); Mon, 16 Aug 2021 09:11:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:58554 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236833AbhHPNHg (ORCPT ); Mon, 16 Aug 2021 09:07:36 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 26E9E60F46; Mon, 16 Aug 2021 13:06:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1629119193; bh=RtQy+kpaH6nhz6lcFr4SyDCP5+ld9E5irSH2O1pX65Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BkWCyDJxgYR40iFPCvz8V2Bm0YnC/9yNZOqEFsTzipk/EnoAy+BZ7ZMuv1m6uPRCw EQ8UbTtFRE3DnOQkM9HYaXy09RHPRTHxhpRk7P2MHweQIYhGgPyf5OZzeFDij03DSC tQTb7ie+2ULbEQLALbVRNLPDDnygSs/Dbkaw2D+w= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ranjani Sridharan , Guennadi Liakhovetski , Pierre-Louis Bossart , Mark Brown , Sasha Levin Subject: [PATCH 5.10 28/96] ASoC: SOF: Intel: hda-ipc: fix reply size checking Date: Mon, 16 Aug 2021 15:01:38 +0200 Message-Id: <20210816125435.880081652@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210816125434.948010115@linuxfoundation.org> References: <20210816125434.948010115@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Guennadi Liakhovetski [ Upstream commit 973b393fdf073a4ebd8d82ef6edea99fedc74af9 ] Checking that two values don't have common bits makes no sense, strict equality is meant. Fixes: f3b433e4699f ("ASoC: SOF: Implement Probe IPC API") Reviewed-by: Ranjani Sridharan Signed-off-by: Guennadi Liakhovetski Signed-off-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20210802151749.15417-1-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/sof/intel/hda-ipc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c index c91aa951df22..acfeca42604c 100644 --- a/sound/soc/sof/intel/hda-ipc.c +++ b/sound/soc/sof/intel/hda-ipc.c @@ -107,8 +107,8 @@ void hda_dsp_ipc_get_reply(struct snd_sof_dev *sdev) } else { /* reply correct size ? */ if (reply.hdr.size != msg->reply_size && - /* getter payload is never known upfront */ - !(reply.hdr.cmd & SOF_IPC_GLB_PROBE)) { + /* getter payload is never known upfront */ + ((reply.hdr.cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_PROBE)) { dev_err(sdev->dev, "error: reply expected %zu got %u bytes\n", msg->reply_size, reply.hdr.size); ret = -EINVAL; -- 2.30.2