Any comment for this patch.
On Wed, Feb 14, 2018 at 11:59 PM, Souptick Joarder <jrdr.linux@xxxxxxxxx> wrote:
> Use dma_pool_zalloc instead of dma_pool_alloc + memset
>
> Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
> ---
> drivers/usb/gadget/udc/bdc/bdc_ep.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/usb/gadget/udc/bdc/bdc_ep.c b/drivers/usb/gadget/udc/bdc/bdc_ep.c
> index f40d4c1..03149b9d 100644
> --- a/drivers/usb/gadget/udc/bdc/bdc_ep.c
> +++ b/drivers/usb/gadget/udc/bdc/bdc_ep.c
> @@ -151,7 +151,7 @@ static int ep_bd_list_alloc(struct bdc_ep *ep)
> if (!bd_table)
> goto fail;
>
> - bd_table->start_bd = dma_pool_alloc(bdc->bd_table_pool,
> + bd_table->start_bd = dma_pool_zalloc(bdc->bd_table_pool,
> GFP_ATOMIC,
> &dma);
> if (!bd_table->start_bd) {
> @@ -167,7 +167,6 @@ static int ep_bd_list_alloc(struct bdc_ep *ep)
> (unsigned long long)bd_table->dma, prev_table);
>
> ep->bd_list.bd_table_array[index] = bd_table;
> - memset(bd_table->start_bd, 0, bd_p_tab * sizeof(struct bdc_bd));
> if (prev_table)
> chain_table(prev_table, bd_table, bd_p_tab);
>
> --
> 1.9.1
>
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