Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 4/8] dmaengine: at_hdmac: add missing kfree() call in at_dma_xlate() | Date | Thu, 7 Jan 2021 15:32:04 +0100 |
| |
From: Yu Kuai <yukuai3@huawei.com>
commit e097eb7473d9e70da9e03276f61cd392ccb9d79f upstream.
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/dma/at_hdmac.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -1718,6 +1718,7 @@ static struct dma_chan *at_dma_xlate(str chan = dma_request_channel(mask, at_dma_filter, atslave); if (!chan) { put_device(&dmac_pdev->dev); + kfree(atslave); return NULL; }
| |