On 09/14/2016 10:28 PM, Wei Yongjun wrote:
From: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
Using kmem_cache_zalloc() instead of kmem_cache_alloc() and memset().
Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
---
drivers/crypto/ccp/ccp-dmaengine.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index ded26f4..2e5a05c 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -299,12 +299,10 @@ static struct ccp_dma_desc *ccp_alloc_dma_desc(struct ccp_dma_chan *chan,
{
struct ccp_dma_desc *desc;
- desc = kmem_cache_alloc(chan->ccp->dma_desc_cache, GFP_NOWAIT);
+ desc = kmem_cache_zalloc(chan->ccp->dma_desc_cache, GFP_NOWAIT);
if (!desc)
return NULL;
- memset(desc, 0, sizeof(*desc));
-
dma_async_tx_descriptor_init(&desc->tx_desc, &chan->dma_chan);
desc->tx_desc.flags = flags;
desc->tx_desc.tx_submit = ccp_tx_submit;
Acked-by: Gary R Hook <gary.hook@xxxxxxx>
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