From: Arvind Yadav Date: Wed, 20 Sep 2017 10:06:09 +0000 (+0530) Subject: ASoC: davinci-mcasp: Handle return value of devm_kasprintf X-Git-Tag: v5.15~9442^2~4^2~12^4 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0c8b794c4a10aaf7ac0d4a49be2b2638e2038adb;p=platform%2Fkernel%2Flinux-starfive.git ASoC: davinci-mcasp: Handle return value of devm_kasprintf devm_kasprintf() can fail here and we must check its return value. Signed-off-by: Arvind Yadav Acked-by: Peter Ujfalusi Signed-off-by: Mark Brown --- diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index 40be08c..804c6f2 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -1868,6 +1868,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev) if (irq >= 0) { irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_common", dev_name(&pdev->dev)); + if (!irq_name) { + ret = -ENOMEM; + goto err; + } ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, davinci_mcasp_common_irq_handler, IRQF_ONESHOT | IRQF_SHARED, @@ -1885,6 +1889,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev) if (irq >= 0) { irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_rx", dev_name(&pdev->dev)); + if (!irq_name) { + ret = -ENOMEM; + goto err; + } ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, davinci_mcasp_rx_irq_handler, IRQF_ONESHOT, irq_name, mcasp); @@ -1900,6 +1908,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev) if (irq >= 0) { irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_tx", dev_name(&pdev->dev)); + if (!irq_name) { + ret = -ENOMEM; + goto err; + } ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, davinci_mcasp_tx_irq_handler, IRQF_ONESHOT, irq_name, mcasp);