| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.8 045/186] dmaengine: at_hdmac: add missing kfree() call in at_dma_xlate() | Date | Tue, 8 Sep 2020 17:23:07 +0200 |
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From: Yu Kuai <yukuai3@huawei.com>
[ Upstream commit e097eb7473d9e70da9e03276f61cd392ccb9d79f ]
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: bbe89c8e3d59 ("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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/dma/at_hdmac.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index c91642b5f1037..626819b33a325 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -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; } -- 2.25.1
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