From: Fabien Dessenne <fabien.dessenne@st.com>
To: Boris Brezillon <bbrezillon@kernel.org>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Richard Weinberger <richard@nod.at>,
"David Woodhouse" <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
Marek Vasut <marek.vasut@gmail.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@st.com>,
Christophe Kerello <christophe.kerello@st.com>,
<linux-mtd@lists.infradead.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Cc: Fabien Dessenne <fabien.dessenne@st.com>
Subject: [PATCH] mtd: rawnand: stm32_fmc2: manage the get_irq error case
Date: Wed, 24 Apr 2019 16:49:06 +0200 [thread overview]
Message-ID: <1556117346-5608-1-git-send-email-fabien.dessenne@st.com> (raw)
During probe, check the "get_irq" error value.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
---
drivers/mtd/nand/raw/stm32_fmc2_nand.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index 999ca6a..4aabea2 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) {
--
2.7.4
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next reply other threads:[~2019-04-24 14:49 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-24 14:49 Fabien Dessenne [this message]
2019-04-25 7:58 ` [PATCH] mtd: rawnand: stm32_fmc2: manage the get_irq error case Christophe Kerello
2019-05-20 14:31 ` Miquel Raynal
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