On 7/18/19 8:16 AM, Chuhong Yuan wrote:
> Use dma_pool_zalloc instead of using dma_pool_alloc to allocate
> memory and then zeroing it with memset 0.
> This simplifies the code.
>
> Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
Acked-by: Gary R Hook <gary.hook@xxxxxxx>
> ---
> drivers/crypto/ccp/ccp-ops.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
> index 866b2e05ca77..03797c42b336 100644
> --- a/drivers/crypto/ccp/ccp-ops.c
> +++ b/drivers/crypto/ccp/ccp-ops.c
> @@ -150,14 +150,13 @@ static int ccp_init_dm_workarea(struct ccp_dm_workarea *wa,
> if (len <= CCP_DMAPOOL_MAX_SIZE) {
> wa->dma_pool = cmd_q->dma_pool;
>
> - wa->address = dma_pool_alloc(wa->dma_pool, GFP_KERNEL,
> + wa->address = dma_pool_zalloc(wa->dma_pool, GFP_KERNEL,
> &wa->dma.address);
> if (!wa->address)
> return -ENOMEM;
>
> wa->dma.length = CCP_DMAPOOL_MAX_SIZE;
>
> - memset(wa->address, 0, CCP_DMAPOOL_MAX_SIZE);
> } else {
> wa->address = kzalloc(len, GFP_KERNEL);
> if (!wa->address)
>
