jz4740-adc: check kmalloc() result
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From: Samuel Ortiz on 2 Aug 2010 04:50 Hi Axel, On Mon, Aug 02, 2010 at 09:12:04AM +0800, Axel Lin wrote: > >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. Thanks a lot, patch applied against my for-next branch. Cheers, Samuel. > 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 > > > -- Intel Open Source Technology Centre http://oss.intel.com/ -- 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/ |