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    Subject[PATCH RESEND] jz4740-adc: check kmalloc() result
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    >From 40f965e63c4aefb402d85cf8392681565e172d2d Mon Sep 17 00:00:00 2001
    From: Axel Lin <axel.lin@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@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




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