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 5.9-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-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 3d1e966b6799316d4dab31f35cd192fae7f0e09c
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 0b0ed72016da8..0309bd5a18008 100644
--- a/drivers/memory/fsl-corenet-cf.c
+++ b/drivers/memory/fsl-corenet-cf.c
@@ -211,10 +211,8 @@ 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) {
