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Message-ID: <20241007150436.2183575-3-andriy.shevchenko@linux.intel.com>
Date: Mon, 7 Oct 2024 18:03:24 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org,
dmaengine@...r.kernel.org
Cc: Jonathan Corbet <corbet@....net>,
Vinod Koul <vkoul@...nel.org>
Subject: [PATCH v1 2/3] dmaengine: acpi: Simplify devm_acpi_dma_controller_register()
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@...ux.intel.com>
---
drivers/dma/acpi-dma.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)
diff --git a/drivers/dma/acpi-dma.c b/drivers/dma/acpi-dma.c
index d5beb96ef510..f594ea265c76 100644
--- a/drivers/dma/acpi-dma.c
+++ b/drivers/dma/acpi-dma.c
@@ -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);
--
2.43.0.rc1.1336.g36b5255a03ac
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