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=-19.0 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 382AFC433F2 for ; Mon, 22 Mar 2021 12:41:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2324961A01 for ; Mon, 22 Mar 2021 12:41:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232010AbhCVMlu (ORCPT ); Mon, 22 Mar 2021 08:41:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:57028 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231151AbhCVMgI (ORCPT ); Mon, 22 Mar 2021 08:36:08 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id B180E619A4; Mon, 22 Mar 2021 12:35:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1616416549; bh=mA6n9q3KDXJcFo/kEYdcN1dVGe5Dx/XAbgn+TiqxXgI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1oOOnKVRaSPzyM0oCDERieQ2f1GJngh13lCBUWTNZtdMTWBgiedXiDC6rg13ZfxAy IzZ5cmw2zOTrKF7mk4qpY0fiJcZNTMNSN2/trYgPRapVR63MWUvUPBQzbuRHsFjQoQ NVGBpDlimY1iT4XlVgyigqM7lV1BcQdz3ntbXzaQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, John Stultz , Srinivas Kandagatla , Mark Brown Subject: [PATCH 5.10 028/157] ASoC: qcom: sdm845: Fix array out of bounds access Date: Mon, 22 Mar 2021 13:26:25 +0100 Message-Id: <20210322121934.657333988@linuxfoundation.org> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20210322121933.746237845@linuxfoundation.org> References: <20210322121933.746237845@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: Srinivas Kandagatla commit 1c668e1c0a0f74472469cd514f40c9012b324c31 upstream. Static analysis Coverity had detected a potential array out-of-bounds write issue due to the fact that MAX AFE port Id was set to 16 instead of using AFE_PORT_MAX macro. Fix this by properly using AFE_PORT_MAX macro. Fixes: 1b93a8843147 ("ASoC: qcom: sdm845: handle soundwire stream") Reported-by: John Stultz Signed-off-by: Srinivas Kandagatla Link: https://lore.kernel.org/r/20210309142129.14182-2-srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown Signed-off-by: Greg Kroah-Hartman --- sound/soc/qcom/sdm845.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -33,12 +33,12 @@ struct sdm845_snd_data { struct snd_soc_jack jack; bool jack_setup; - bool stream_prepared[SLIM_MAX_RX_PORTS]; + bool stream_prepared[AFE_PORT_MAX]; struct snd_soc_card *card; uint32_t pri_mi2s_clk_count; uint32_t sec_mi2s_clk_count; uint32_t quat_tdm_clk_count; - struct sdw_stream_runtime *sruntime[SLIM_MAX_RX_PORTS]; + struct sdw_stream_runtime *sruntime[AFE_PORT_MAX]; }; static unsigned int tdm_slot_offset[8] = {0, 4, 8, 12, 16, 20, 24, 28};