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ASoC: davinci-mcasp: Handle return value of devm_kasprintf

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devm_kasprintf() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Arvind Yadav 2017-09-20 15:36:09 +05:30 • committed by Mark Brown
parent befff4fbc2
commit 0c8b794c4a
1 changed files with 12 additions and 0 deletions
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12
sound/soc/davinci/davinci-mcasp.c
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@ -1868,6 +1868,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
if (irq >= 0) { if (irq >= 0) {
irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_common", irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_common",
dev_name(&pdev->dev)); dev_name(&pdev->dev));
if (!irq_name) {
ret = -ENOMEM;
goto err;
}
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
davinci_mcasp_common_irq_handler, davinci_mcasp_common_irq_handler,
IRQF_ONESHOT | IRQF_SHARED, IRQF_ONESHOT | IRQF_SHARED,
@ -1885,6 +1889,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
if (irq >= 0) { if (irq >= 0) {
irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_rx", irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_rx",
dev_name(&pdev->dev)); dev_name(&pdev->dev));
if (!irq_name) {
ret = -ENOMEM;
goto err;
}
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
davinci_mcasp_rx_irq_handler, davinci_mcasp_rx_irq_handler,
IRQF_ONESHOT, irq_name, mcasp); IRQF_ONESHOT, irq_name, mcasp);
@ -1900,6 +1908,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
if (irq >= 0) { if (irq >= 0) {
irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_tx", irq_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s_tx",
dev_name(&pdev->dev)); dev_name(&pdev->dev));
if (!irq_name) {
ret = -ENOMEM;
goto err;
}
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
davinci_mcasp_tx_irq_handler, davinci_mcasp_tx_irq_handler,
IRQF_ONESHOT, irq_name, mcasp); IRQF_ONESHOT, irq_name, mcasp);