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Message-Id: <1295697376-2984-4-git-send-email-jeffrey.t.kirsher@intel.com>
Date: Sat, 22 Jan 2011 03:56:15 -0800
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: davem@...emloft.net
Cc: Bruce Allan <bruce.w.allan@...el.com>, netdev@...r.kernel.org,
gospo@...hat.com, bphilips@...ell.com,
Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [PATCH 3/4] e1000e: Use kmemdup rather than duplicating its implementation
From: Bruce Allan <bruce.w.allan@...el.com>
The semantic patch that makes this output is available
in scripts/coccinelle/api/memdup.cocci.
More information about semantic patching is available at
http://coccinelle.lip6.fr/
Signed-off-by: Bruce Allan <bruce.w.allan@...el.com>
Tested-by: <jeffrey.e.pieper@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
drivers/net/e1000e/ethtool.c | 11 ++---------
1 files changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 323fd12..daa7fe4 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -684,20 +684,13 @@ static int e1000_set_ringparam(struct net_device *netdev,
rx_old = adapter->rx_ring;
err = -ENOMEM;
- tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
+ tx_ring = kmemdup(tx_old, sizeof(struct e1000_ring), GFP_KERNEL);
if (!tx_ring)
goto err_alloc_tx;
- /*
- * use a memcpy to save any previously configured
- * items like napi structs from having to be
- * reinitialized
- */
- memcpy(tx_ring, tx_old, sizeof(struct e1000_ring));
- rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
+ rx_ring = kmemdup(rx_old, sizeof(struct e1000_ring), GFP_KERNEL);
if (!rx_ring)
goto err_alloc_rx;
- memcpy(rx_ring, rx_old, sizeof(struct e1000_ring));
adapter->tx_ring = tx_ring;
adapter->rx_ring = rx_ring;
--
1.7.3.4
--
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