Message ID | 20210302144152.7718-1-markpearson@lenovo.com |
---|---|
State | Accepted |
Commit | a14a6219996ee6f6e858d83b11affc7907633687 |
Headers | show
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banners=-,-,- X-VirusChecked: Checked Received: (qmail 17417 invoked from network); 2 Mar 2021 14:42:22 -0000 Received: from unknown (HELO lenovo.com) (103.30.234.7) by server-6.tower-326.messagelabs.com with ECDHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 2 Mar 2021 14:42:22 -0000 Received: from reswpmail01.lenovo.com (unknown [10.62.32.20]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by Forcepoint Email with ESMTPS id 2A454364C64A0770C201; Tue, 2 Mar 2021 22:42:18 +0800 (CST) Received: from localhost.localdomain.com (10.64.94.117) by reswpmail01.lenovo.com (10.62.32.20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2106.2; Tue, 2 Mar 2021 09:41:14 -0500 From: Mark Pearson <markpearson@lenovo.com> To: <markpearson@lenovo.com> Subject: [PATCH] ALSA: hda: ignore invalid NHLT table Date: Tue, 2 Mar 2021 09:41:52 -0500 Message-ID: <20210302144152.7718-1-markpearson@lenovo.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <markpearson@lenovo.com> References: <markpearson@lenovo.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.64.94.117] X-ClientProxiedBy: reswpmail04.lenovo.com (10.62.32.23) To reswpmail01.lenovo.com (10.62.32.20) Cc: alsa-devel@alsa-project.org, Philipp Leskovitz <philipp.leskovitz@secunet.com> 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" <alsa-devel.alsa-project.org> List-Unsubscribe: <https://mailman.alsa-project.org/mailman/options/alsa-devel>, <mailto:alsa-devel-request@alsa-project.org?subject=unsubscribe> List-Archive: <http://mailman.alsa-project.org/pipermail/alsa-devel/> List-Post: <mailto:alsa-devel@alsa-project.org> List-Help: <mailto:alsa-devel-request@alsa-project.org?subject=help> List-Subscribe: <https://mailman.alsa-project.org/mailman/listinfo/alsa-devel>, <mailto:alsa-devel-request@alsa-project.org?subject=subscribe> Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" <alsa-devel-bounces@alsa-project.org> |
Series |
ALSA: hda: ignore invalid NHLT table
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diff --git a/sound/hda/intel-nhlt.c b/sound/hda/intel-nhlt.c index 059aaf04f..0889f2cc5 100644 --- a/sound/hda/intel-nhlt.c +++ b/sound/hda/intel-nhlt.c @@ -37,6 +37,11 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) if (!nhlt) return 0; + if (nhlt->header.length <= sizeof(struct acpi_table_header)) { + dev_warn(dev, "Invalid DMIC description table\n"); + return 0; + } + epnt = (struct nhlt_endpoint *)nhlt->desc; for (j = 0; j < nhlt->endpoint_count; j++) {