[PATCH RESEND] jz4740-adc: check kmalloc() result
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From: Axel Lin on 1 Aug 2010 21:20 >From 40f965e63c4aefb402d85cf8392681565e172d2d Mon Sep 17 00:00:00 2001 From: Axel Lin <axel.lin(a)gmail.com> Date: Mon, 2 Aug 2010 09:02:02 +0800 Subject: [PATCH] jz4740-adc: check kmalloc() result If kmalloc() fails exit with -ENOMEM. Signed-off-by: Axel Lin <axel.lin(a)gmail.com> --- This patch is against linux-next. This resend separates the fix for jz4740-hwmon and jz474-adc in 2 patches. drivers/mfd/jz4740-adc.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index 7a844ae..2846d24 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -260,6 +260,10 @@ static int __devinit jz4740_adc_probe(struct platform_device *pdev) int irq; adc = kmalloc(sizeof(*adc), GFP_KERNEL); + if (!adc) { + dev_err(&pdev->dev, "Failed to allocate driver structure\n"); + return -ENOMEM; + } adc->irq = platform_get_irq(pdev, 0); if (adc->irq < 0) { -- 1.5.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |