dmaengine: imx-dma: Remove a redundant memset() call
authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Mon, 13 Mar 2023 21:52:31 +0000 (22:52 +0100)
committerVinod Koul <vkoul@kernel.org>
Fri, 17 Mar 2023 17:40:46 +0000 (23:10 +0530)
The desc->desc structure is already zeroed when 'desc' is kzalloc()'ed.
There is no need to clear it twice.

Remove the redundant memset().

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/95a81d623bffde2e5d14e22fad7e8c9a9a7203f6.1678743528.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/imx-dma.c

index 8008697..f040751 100644 (file)
@@ -750,7 +750,6 @@ static int imxdma_alloc_chan_resources(struct dma_chan *chan)
                desc = kzalloc(sizeof(*desc), GFP_KERNEL);
                if (!desc)
                        break;
-               memset(&desc->desc, 0, sizeof(struct dma_async_tx_descriptor));
                dma_async_tx_descriptor_init(&desc->desc, chan);
                desc->desc.tx_submit = imxdma_tx_submit;
                /* txd.flags will be overwritten in prep funcs */