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iio: buffer-dmaengine: fix releasing dma channel on error
authorDavid Lechner <dlechner@baylibre.com>
Tue, 23 Jul 2024 16:32:21 +0000 (11:32 -0500)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Mon, 29 Jul 2024 19:31:23 +0000 (20:31 +0100)
commit84c65d8008764a8fb4e627ff02de01ec4245f2c4
tree35c9b8895ba0cc16dc541220a1438482027f8467tree
parent90826e08468ba7fb35d8b39645b22d9e80004afecommit | diff
iio: buffer-dmaengine: fix releasing dma channel on error

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

Fixes: 2d6ca60f3284 ("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>
drivers/iio/buffer/industrialio-buffer-dmaengine.c diff | blob | history
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