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authorDan Carpenter <error27@gmail.com>2023-03-29 07:35:32 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-04-26 11:18:58 +0200
commitdeb7a188507d5dc0979d7988a840de0f57ded557 (patch)
treebc0e467ed7b55eba62c42fe235423c6fadfa2e47
parent533b7d98b28f3dd5a59b4496e481a0343bd060ee (diff)
iio: adc: at91-sama5d2_adc: fix an error code in at91_adc_allocate_trigger()
commit 73a428b37b9b538f8f8fe61caa45e7f243bab87c upstream. The at91_adc_allocate_trigger() function is supposed to return error pointers. Returning a NULL will cause an Oops. Fixes: 5e1a1da0f8c9 ("iio: adc: at91-sama5d2_adc: add hw trigger and buffer support") Signed-off-by: Dan Carpenter <error27@gmail.com> Link: https://lore.kernel.org/r/5d728f9d-31d1-410d-a0b3-df6a63a2c8ba@kili.mountain Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/iio/adc/at91-sama5d2_adc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index e015b86be6b0..e47f9eff0115 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -400,7 +400,7 @@ static struct iio_trigger *at91_adc_allocate_trigger(struct iio_dev *indio,
trig = devm_iio_trigger_alloc(&indio->dev, "%s-dev%d-%s", indio->name,
indio->id, trigger_name);
if (!trig)
- return NULL;
+ return ERR_PTR(-ENOMEM);
trig->dev.parent = indio->dev.parent;
iio_trigger_set_drvdata(trig, indio);