usb: gadget: udc: bdc: Use dma_pool_zalloc

[Souptick Joarder <jrdr.linux@gmail.com>]

Use dma_pool_zalloc instead of dma_pool_alloc + memset

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
---
 drivers/usb/gadget/udc/bdc/bdc_ep.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--
1.9.1

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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);