This is a note to let you know that I've just added the patch titled memory: fsl-corenet-cf: Fix handling of platform_get_irq() error to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: memory-fsl-corenet-cf-fix-handling-of-platform_get_i.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 3371e262bcec7351eaba0a2cb193cbd620c32215 Author: Krzysztof Kozlowski <krzk@xxxxxxxxxx> Date: Thu Aug 27 09:33:15 2020 +0200 memory: fsl-corenet-cf: Fix handling of platform_get_irq() error [ Upstream commit dd85345abca60a8916617e8d75c0f9ce334336dd ] platform_get_irq() returns -ERRNO on error. In such case comparison to 0 would pass the check. Fixes: 54afbec0d57f ("memory: Freescale CoreNet Coherency Fabric error reporting driver") Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> Link: https://lore.kernel.org/r/20200827073315.29351-1-krzk@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/memory/fsl-corenet-cf.c b/drivers/memory/fsl-corenet-cf.c index 662d050243bec..2fbf8d09af36b 100644 --- a/drivers/memory/fsl-corenet-cf.c +++ b/drivers/memory/fsl-corenet-cf.c @@ -215,10 +215,8 @@ static int ccf_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, ccf); irq = platform_get_irq(pdev, 0); - if (!irq) { - dev_err(&pdev->dev, "%s: no irq\n", __func__); - return -ENXIO; - } + if (irq < 0) + return irq; ret = devm_request_irq(&pdev->dev, irq, ccf_irq, 0, pdev->name, ccf); if (ret) {