2017-11-30 21:23:12

by Vasyl Gomonovych

[permalink] [raw]
Subject: [PATCH] net: ethernet: ixp4xx_eth: Use dma_pool_zalloc

Replacing dma_pool_alloc and memset with a single call to dma_pool_zalloc

Signed-off-by: Vasyl Gomonovych <[email protected]>
---
drivers/net/ethernet/xscale/ixp4xx_eth.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c
index aee55c03def0..02f7f3e3da8d 100644
--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
+++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
@@ -1108,10 +1108,10 @@ 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));

--
1.9.1


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