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net: ixp4xx_hss: use dma_pool_zalloc

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The dma_pool_zalloc combines dma_pool_alloc/memset. Therefore, the
dma_pool_alloc/memset can be replaced with dma_pool_zalloc which is
more compact.

Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2021-07-25 22:42:21 +08:00 committed by David S. Miller
parent 9d32e4e7e9
commit af996031e1
1 changed files with 1 additions and 2 deletions
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3
drivers/net/wan/ixp4xx_hss.c
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@ -975,11 +975,10 @@ static int init_hdlc_queues(struct port *port)
return -ENOMEM;
}
port->desc_tab = dma_pool_alloc(dma_pool, GFP_KERNEL,
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));