From 6a65aa55cb0ec892c40ab907af83452f7dea2a4a Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Thu, 5 Sep 2019 10:17:55 -0600 Subject: ASoC: davinci-mcasp: Handle return value of devm_kasprintf commit 0c8b794c4a10aaf7ac0d4a49be2b2638e2038adb upstream 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 Signed-off-by: Mathieu Poirier Signed-off-by: Greg Kroah-Hartman --- sound/soc/davinci/davinci-mcasp.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index 0480ec4c8035..af6cd8b874f5 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -1894,6 +1894,10 @@ 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, @@ -1911,6 +1915,10 @@ 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); @@ -1926,6 +1934,10 @@ 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); -- cgit v1.2.3