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path: root/drivers/crypto/ccp/ccp-dmaengine.c
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Diffstat (limited to 'drivers/crypto/ccp/ccp-dmaengine.c')
-rw-r--r--drivers/crypto/ccp/ccp-dmaengine.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index 94f77b0f9ae7..6553912804f7 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;
@@ -650,8 +648,11 @@ int ccp_dmaengine_register(struct ccp_device *ccp)
dma_desc_cache_name = devm_kasprintf(ccp->dev, GFP_KERNEL,
"%s-dmaengine-desc-cache",
ccp->name);
- if (!dma_cmd_cache_name)
- return -ENOMEM;
+ if (!dma_desc_cache_name) {
+ ret = -ENOMEM;
+ goto err_cache;
+ }
+
ccp->dma_desc_cache = kmem_cache_create(dma_desc_cache_name,
sizeof(struct ccp_dma_desc),
sizeof(void *),