From: Yi Yang <yiyang13@huawei.com> stable inclusion from stable-v6.6.3 commit 1e0bb46893483215481bcb1b48ed14a7be819b83 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8LBQP Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ Upstream commit 0a1166c27d4e53186e6bf9147ea6db9cd1d65847 ] Add the missing check for platform_get_irq() and return error code if it fails. Fixes: d7d9f8ec77fe ("mtd: rawnand: add NVIDIA Tegra NAND Flash controller driver") Signed-off-by: Yi Yang <yiyang13@huawei.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20230821084046.217025-1-yiyang13@huawei.co... Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> --- drivers/mtd/nand/raw/tegra_nand.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/mtd/nand/raw/tegra_nand.c b/drivers/mtd/nand/raw/tegra_nand.c index eb0b9d16e8da..a553e3ac8ff4 100644 --- a/drivers/mtd/nand/raw/tegra_nand.c +++ b/drivers/mtd/nand/raw/tegra_nand.c @@ -1197,6 +1197,10 @@ static int tegra_nand_probe(struct platform_device *pdev) init_completion(&ctrl->dma_complete); ctrl->irq = platform_get_irq(pdev, 0); + if (ctrl->irq < 0) { + err = ctrl->irq; + goto err_put_pm; + } err = devm_request_irq(&pdev->dev, ctrl->irq, tegra_nand_irq, 0, dev_name(&pdev->dev), ctrl); if (err) { -- 2.25.1