From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 765B0270EDF; Wed, 20 May 2026 00:54:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779238472; cv=none; b=Ey00DPOijUpP9qY3Evt1gpSZVFPyILJAkvTh1/wyhuyNjsmpB0PItFHuG3po+UQmbqRwYhkpRnLmv9gw1ZBfq4tRBF4zuwPaaObivPABzeNhcpwISKu+7H4AWxhkwYgdPIeSdN98+DOvdl8BbSX1m+3R9tj240EwnmZrzZW5vds= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779238472; c=relaxed/simple; bh=0Q/oc3eDtrEW3u+qBQkPCNQ1jJz13KMrsbo+vJ8/bqg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=T4Eu8HEjv4WJKJu4pXTefJCeMrLG/vYgSQ/DR3ENNSZKBsnf6xqMFv9aiZYjO9uyiUeIUmSZolRnB3n/UaaY2xCiTeWKd1ulbUxT3jHv32sGnORD44tWDsyh2f3UmN+8EWQ4Fa66/71LUtiQU5/LdiqxVCQq7ClpowIYPegRjMY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WfD9gp+A; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WfD9gp+A" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0ACFB1F000E9; Wed, 20 May 2026 00:54:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779238471; bh=0Q/oc3eDtrEW3u+qBQkPCNQ1jJz13KMrsbo+vJ8/bqg=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=WfD9gp+APa3jFTp0cwNhJaQCeG/Wen6PhxrxqJ1YWzavg0mdcB/O66YUGmHS1Mphv /3+9/LBv0vZcYzUIlFn5NCTM7uhugidrKXmagphUBshr2s0zJYe0P/O71iNr9E2VTJ wzHDWFqb0HxyjUalGopBqU6s5y3Cpoff6a4lKu9Hf1snPTVSiAkIK0mXhmPZ8bROZo rUQia/BKYvCakYh3xoPzA6OLMTvKYFS5lhYkodzZ3XgmE8YLXQvHP0r+QLdIs9XnWE 6D0NbMWSitgZnxl6UjyXLOESn8DkSL/5MVIHC2npRAaFRlL17wap/UH4NVoH2itQoy fmhAsVO9FDNmQ== From: Sasha Levin To: gregkh@linuxfoundation.org, stable@vger.kernel.org Cc: Sasha Levin , linux-kernel@vger.kernel.org, Ranjani Sridharan , Bard Liao , Liam Girdwood , Mateusz Redzynia , Peter Ujfalusi , Mark Brown , Alva Lan Subject: Re: [PATCH 6.6.y] ASoC: SOF: Intel: hda: Fix NULL pointer dereference Date: Tue, 19 May 2026 20:54:19 -0400 Message-ID: <20260519220508.reply-0006@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Tue, May 19, 2026 at 06:44:10PM +0800, Alva Lan wrote: > From: Ranjani Sridharan > > [ Upstream commit 16c589567a956d46a7c1363af3f64de3d420af20 ] > > If there's a mismatch between the DAI links in the machine driver and > the topology, it is possible that the playback/capture widget is not > set, especially in the case of loopback capture for echo reference > where we use the dummy DAI link. Return the error when the widget is not > set to avoid a null pointer dereference like below when the topology is > broken. [...] > [ Minor context conflict resolved. ] > Signed-off-by: Alva Lan Queued for 6.6, thanks. -- Thanks, Sasha