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net: ethernet: ixp4xx: Make use of dma_pool_zalloc() instead of dma_pool_alloc/memset() 

Replacing dma_pool_alloc/memset() with dma_pool_zalloc()
to simplify the code.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Cai Huoqing 2021-10-18 21:16:29 +08:00 committed by David S. Miller
parent 07fab5a469
commit 05be946337
1 changed files with 2 additions and 3 deletions
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5
drivers/net/ethernet/xscale/ixp4xx_eth.c
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@ -1103,10 +1103,9 @@ static int init_queues(struct port *port)
return -ENOMEM;
}
if (!(port->desc_tab = dma_pool_alloc(dma_pool, GFP_KERNEL,
&port->desc_tab_phys)))
port->desc_tab = dma_pool_zalloc(dma_pool, GFP_KERNEL, &port->desc_tab_phys);
if (!port->desc_tab)
return -ENOMEM;
memset(port->desc_tab, 0, POOL_ALLOC_SIZE);
memset(port->rx_buff_tab, 0, sizeof(port->rx_buff_tab)); /* tables */
memset(port->tx_buff_tab, 0, sizeof(port->tx_buff_tab));