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Subject[PATCH] net: ethernet: ixp4xx: Make use of dma_pool_zalloc() instead of dma_pool_alloc/memset()
Date
Replacing dma_pool_alloc/memset() with dma_pool_zalloc()
to simplify the code.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
---
drivers/net/ethernet/xscale/ixp4xx_eth.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c
index 3e5fd952aeaa..65fdad1107fc 100644
--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
+++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
@@ -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));

--
2.25.1
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