From e42039452bc73d8d80df19d3b60a43eac2ad3b8b Mon Sep 17 00:00:00 2001 From: Fabien Dessenne Date: Wed, 24 Apr 2019 16:49:06 +0200 Subject: mtd: rawnand: stm32_fmc2: manage the get_irq error case During probe, check the "get_irq" error value. Signed-off-by: Fabien Dessenne Acked-by: Christophe Kerello Signed-off-by: Miquel Raynal --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/mtd') diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 999ca6a66036..4aabea25cd7d 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -1909,6 +1909,12 @@ static int stm32_fmc2_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); + if (irq < 0) { + if (irq != -EPROBE_DEFER) + dev_err(dev, "IRQ error missing or invalid\n"); + return irq; + } + ret = devm_request_irq(dev, irq, stm32_fmc2_irq, 0, dev_name(dev), fmc2); if (ret) { -- cgit v1.2.3