diff options
Diffstat (limited to 'drivers/iio/buffer')
| -rw-r--r-- | drivers/iio/buffer/industrialio-hw-consumer.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/iio/buffer/industrialio-hw-consumer.c b/drivers/iio/buffer/industrialio-hw-consumer.c index f2d27788f666..87d9aabd20c7 100644 --- a/drivers/iio/buffer/industrialio-hw-consumer.c +++ b/drivers/iio/buffer/industrialio-hw-consumer.c @@ -137,9 +137,9 @@ void iio_hw_consumer_free(struct iio_hw_consumer *hwc) } EXPORT_SYMBOL_GPL(iio_hw_consumer_free); -static void devm_iio_hw_consumer_release(struct device *dev, void *res) +static void devm_iio_hw_consumer_release(void *iio_hwc) { - iio_hw_consumer_free(*(struct iio_hw_consumer **)res); + iio_hw_consumer_free(iio_hwc); } /** @@ -153,20 +153,17 @@ static void devm_iio_hw_consumer_release(struct device *dev, void *res) */ struct iio_hw_consumer *devm_iio_hw_consumer_alloc(struct device *dev) { - struct iio_hw_consumer **ptr, *iio_hwc; - - ptr = devres_alloc(devm_iio_hw_consumer_release, sizeof(*ptr), - GFP_KERNEL); - if (!ptr) - return NULL; + struct iio_hw_consumer *iio_hwc; + int ret; iio_hwc = iio_hw_consumer_alloc(dev); - if (IS_ERR(iio_hwc)) { - devres_free(ptr); - } else { - *ptr = iio_hwc; - devres_add(dev, ptr); - } + if (IS_ERR(iio_hwc)) + return iio_hwc; + + ret = devm_add_action_or_reset(dev, devm_iio_hw_consumer_release, + iio_hwc); + if (ret) + return ERR_PTR(ret); return iio_hwc; } |