netdev - [PATCH] net: ethernet: ixp4xx_eth: Use dma_pool

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Message-Id: <1512076939-32323-1-git-send-email-gomonovych@gmail.com>
Date:   Thu, 30 Nov 2017 22:22:18 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     netdev@...r.kernel.org, khalasa@...p.pl, gomonovych@...il.com
Cc:     linux-kernel@...r.kernel.org
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 <gomonovych@...il.com>
---
 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