From: Fabien Dessenne <fabien.dessenne@st.com>
To: Jonathan Cameron <jic23@kernel.org>,
Hartmut Knaack <knaack.h@gmx.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
"Alexandre Torgue" <alexandre.torgue@st.com>,
Fabrice Gasnier <fabrice.gasnier@st.com>,
<linux-iio@vger.kernel.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 1/2] iio: adc: stm32-dfsdm: manage the get_irq error case
Date: Wed, 24 Apr 2019 14:51:25 +0200 [thread overview]
Message-ID: <1556110286-1526-2-git-send-email-fabien.dessenne@st.com> (raw)
In-Reply-To: <1556110286-1526-1-git-send-email-fabien.dessenne@st.com>
During probe, check the "get_irq" error value.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
---
drivers/iio/adc/stm32-dfsdm-adc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index 19adc2b..588907c 100644
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -1456,6 +1456,12 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
* So IRQ associated to filter instance 0 is dedicated to the Filter 0.
*/
irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ if (irq != -EPROBE_DEFER)
+ dev_err(dev, "Failed to get IRQ: %d\n", irq);
+ return irq;
+ }
+
ret = devm_request_irq(dev, irq, stm32_dfsdm_irq,
0, pdev->name, adc);
if (ret < 0) {
--
2.7.4
next prev parent reply other threads:[~2019-04-24 12:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-24 12:51 [PATCH 0/2] iio: adc: stm32-dfsdm: manage error cases in probe Fabien Dessenne
2019-04-24 12:51 ` Fabien Dessenne [this message]
2019-04-24 12:55 ` [PATCH 1/2] iio: adc: stm32-dfsdm: manage the get_irq error case Fabrice Gasnier
2019-04-27 13:08 ` Jonathan Cameron
2019-04-24 12:51 ` [PATCH 2/2] iio: adc: stm32-dfsdm: missing error case during probe Fabien Dessenne
2019-04-24 12:55 ` Fabrice Gasnier
2019-04-27 13:10 ` Jonathan Cameron
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