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| author | Fabien Dessenne <fabien.dessenne@st.com> | 2019-04-24 14:51:25 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-07-31 07:24:28 +0200 |
| commit | 108e03242d761cb31d9ecafd359662b125aa3311 (patch) | |
| tree | c2f9c33b391639a3622e1f0c9aba69a969be40b1 /drivers/iio/adc | |
| parent | 68953ae09cbd1b01e88a6af8d15d2c6b42d7aafa (diff) | |
| download | linux-stable-108e03242d761cb31d9ecafd359662b125aa3311.tar.gz linux-stable-108e03242d761cb31d9ecafd359662b125aa3311.tar.bz2 linux-stable-108e03242d761cb31d9ecafd359662b125aa3311.zip | |
iio: adc: stm32-dfsdm: manage the get_irq error case
[ Upstream commit 3e53ef91f826957dec013c47707ffc1bb42b42d7 ]
During probe, check the "get_irq" error value.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Acked-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/iio/adc')
| -rw-r--r-- | drivers/iio/adc/stm32-dfsdm-adc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c index 19adc2b23472..588907cc3b6b 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) { |