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dmaengine: at_hdmac: add missing kfree() call in at_dma_xlate()

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If memory allocation for 'atslave' succeed, at_dma_xlate() doesn't have a
corresponding kfree() in exception handling. Thus add kfree() for this
function implementation.

Fixes: bbe89c8e3d ("at_hdmac: move to generic DMA binding")
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Link: https://lore.kernel.org/r/20200817115728.1706719-4-yukuai3@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Yu Kuai 2020-08-17 19:57:28 +08:00 committed by Vinod Koul
parent 3832b78b3e
commit e097eb7473
1 changed files with 1 additions and 0 deletions
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drivers/dma/at_hdmac.c
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@ -1691,6 +1691,7 @@ static struct dma_chan *at_dma_xlate(struct of_phandle_args *dma_spec,
chan = dma_request_channel(mask, at_dma_filter, atslave);
if (!chan) {
put_device(&dmac_pdev->dev);
kfree(atslave);
return NULL;
}