From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 EC2C51863 for ; Wed, 28 Dec 2022 14:57:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73076C433D2; Wed, 28 Dec 2022 14:57:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672239466; bh=JPdw15exrtThGlpAOjLkbw8ap8naBIZp3edmxtlE5YM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=11YOeM4XwVdDvpl5f1g6NqYO+qSAz0dbSvQ+5EMIyKGwH1EHbcKV3UO2LRIJ3JUf6 3VFy3qa18CT0CifKMqLBGrKr3JBuYU4j/Q3yQXOvaeP+scLGyY2Dp7mIRoks2/9are zjHjZ3x/Qzfs0HGpZW2Umpm47ZZcxc97Y3BcdgTM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yuan Can , Mark Brown , Sasha Levin Subject: [PATCH 5.15 230/731] ASoC: qcom: Add checks for devm_kcalloc Date: Wed, 28 Dec 2022 15:35:37 +0100 Message-Id: <20221228144303.227949148@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144256.536395940@linuxfoundation.org> References: <20221228144256.536395940@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Yuan Can [ Upstream commit 1bf5ee979076ceb121ee51c95197d890b1cee7f4 ] As the devm_kcalloc may return NULL, the return value needs to be checked to avoid NULL poineter dereference. Fixes: 24caf8d9eb10 ("ASoC: qcom: lpass-sc7180: Add platform driver for lpass audio") Signed-off-by: Yuan Can Link: https://lore.kernel.org/r/20221124140510.63468-1-yuancan@huawei.com Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/qcom/lpass-sc7180.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c index 77a556b27cf0..24a1c121cb2e 100644 --- a/sound/soc/qcom/lpass-sc7180.c +++ b/sound/soc/qcom/lpass-sc7180.c @@ -131,6 +131,9 @@ static int sc7180_lpass_init(struct platform_device *pdev) drvdata->clks = devm_kcalloc(dev, variant->num_clks, sizeof(*drvdata->clks), GFP_KERNEL); + if (!drvdata->clks) + return -ENOMEM; + drvdata->num_clks = variant->num_clks; for (i = 0; i < drvdata->num_clks; i++) -- 2.35.1