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=-10.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 EB3FAC38A29 for ; Sat, 18 Apr 2020 14:59:49 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 72CCD2076A for ; Sat, 18 Apr 2020 14:59:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="g0elGSzG"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="15ZOakI1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 72CCD2076A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id CB5301678; Sat, 18 Apr 2020 16:58:57 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz CB5301678 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1587221987; bh=lZBe1B8/vSrbP/thKqyTgRcqM7WApwxLjvJjsVC6XBY=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=g0elGSzGPhRVe4UV8GYz+V84uH4x6iawD5h5NJ+Hd4DKm/hLOHfTZj5r4NZwWA9od kg50nn5QRmmr+oKYrA8UtqThJcPRz7btEN9pbJxj581QSZuAvaMRQdh5J+hP3cSUkl 1SDoVvvY6jkngv+IXdgdTODuGZiWJD7Wqo6AWy6w= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id D057BF8038F; Sat, 18 Apr 2020 16:44:56 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 66ECDF80384; Sat, 18 Apr 2020 16:44:53 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 95F47F8037E for ; Sat, 18 Apr 2020 16:44:47 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 95F47F8037E Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="15ZOakI1" Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 82A292220A; Sat, 18 Apr 2020 14:44:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587221086; bh=lZBe1B8/vSrbP/thKqyTgRcqM7WApwxLjvJjsVC6XBY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=15ZOakI1TZnAdfTyusrj9+QzwBIulFClFQ4cQeWDMj/fqjod9F1t8EsF6zCBClOvj yO01ce8GDbT6IXOMNpvnyGzdsT1vJDRZTRPSjhoJg2fPbADXUCjeG9D3j1EZdJsz8u F5wKXCcAlKgI5X4J8zAp9Tr7jiVMG1igui5+sItg= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 08/19] ASoC: Intel: atom: Take the drv->lock mutex before calling sst_send_slot_map() Date: Sat, 18 Apr 2020 10:44:25 -0400 Message-Id: <20200418144436.10818-8-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200418144436.10818-1-sashal@kernel.org> References: <20200418144436.10818-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Cc: Sasha Levin , Hans de Goede , alsa-devel@alsa-project.org, Mark Brown , Pierre-Louis Bossart X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" From: Hans de Goede [ Upstream commit 81630dc042af998b9f58cd8e2c29dab9777ea176 ] sst_send_slot_map() uses sst_fill_and_send_cmd_unlocked() because in some places it is called with the drv->lock mutex already held. So it must always be called with the mutex locked. This commit adds missing locking in the sst_set_be_modules() code-path. Fixes: 24c8d14192cc ("ASoC: Intel: mrfld: add DSP core controls") Signed-off-by: Hans de Goede Acked-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200402185359.3424-1-hdegoede@redhat.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/intel/atom/sst-atom-controls.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c index d55388e082e18..43c960bb4b211 100644 --- a/sound/soc/intel/atom/sst-atom-controls.c +++ b/sound/soc/intel/atom/sst-atom-controls.c @@ -963,7 +963,9 @@ static int sst_set_be_modules(struct snd_soc_dapm_widget *w, dev_dbg(c->dev, "Enter: widget=%s\n", w->name); if (SND_SOC_DAPM_EVENT_ON(event)) { + mutex_lock(&drv->lock); ret = sst_send_slot_map(drv); + mutex_unlock(&drv->lock); if (ret) return ret; ret = sst_send_pipe_module_params(w, k); -- 2.20.1