disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/iio/buffer-dmaengine.h
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@@ -1,8 +1,7 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Copyright 2014-2015 Analog Devices Inc.
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  *  Author: Lars-Peter Clausen <lars@metafoo.de>
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- *
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- * Licensed under the GPL-2 or later.
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  */
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 #ifndef __IIO_DMAENGINE_H__
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@@ -11,8 +10,7 @@
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 struct iio_buffer;
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 struct device;
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-struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev,
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-	const char *channel);
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-void iio_dmaengine_buffer_free(struct iio_buffer *buffer);
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+struct iio_buffer *devm_iio_dmaengine_buffer_alloc(struct device *dev,
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+						   const char *channel);
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 #endif