David Lechner 0edd1eac01 iio: buffer-dmaengine: fix releasing dma channel on error ...

commit 84c65d8008764a8fb4e627ff02de01ec4245f2c4 upstream.

If dma_get_slave_caps() fails, we need to release the dma channel before
returning an error to avoid leaking the channel.

Fixes: 2d6ca60f32 ("iio: Add a DMAengine framework based buffer")
Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20240723-iio-fix-dmaengine-free-on-error-v1-1-2c7cbc9b92ff@baylibre.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2024-09-12 11:02:54 +02:00

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industrialio-buffer-cb.c

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industrialio-buffer-dma.c

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industrialio-buffer-dmaengine.c

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industrialio-hw-consumer.c

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industrialio-triggered-buffer.c

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Kconfig

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kfifo_buf.c

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Makefile

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