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dmaengine: acpi: Simplify devm_acpi_dma_controller_register()

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Use devm_add_action_or_reset() instead of devres_alloc() and
devres_add(), which works the same. This will simplify the
code. There is no functional changes.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20241007150436.2183575-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Andy Shevchenko
2024-10-07 18:03:24 +03:00
committed by Vinod Koul
parent 6e3ea06240
commit c0fecce865
1 changed files with 4 additions and 11 deletions
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15
drivers/dma/acpi-dma.c
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@@ -236,7 +236,7 @@ int acpi_dma_controller_free(struct device *dev)
}
EXPORT_SYMBOL_GPL(acpi_dma_controller_free);
static void devm_acpi_dma_release(struct device *dev, void *res)
static void devm_acpi_dma_free(void *dev)
{
acpi_dma_controller_free(dev);
}
@@ -259,20 +259,13 @@ int devm_acpi_dma_controller_register(struct device *dev,
(struct acpi_dma_spec *, struct acpi_dma *),
void *data)
{
void *res;
int ret;
res = devres_alloc(devm_acpi_dma_release, 0, GFP_KERNEL);
if (!res)
return -ENOMEM;
ret = acpi_dma_controller_register(dev, acpi_dma_xlate, data);
if (ret) {
devres_free(res);
if (ret)
return ret;
}
devres_add(dev, res);
return 0;
return devm_add_action_or_reset(dev, devm_acpi_dma_free, dev);
}
EXPORT_SYMBOL_GPL(devm_acpi_dma_controller_register);