From: Julia Lawall <julia@diku.dk>
To: Shreyas Bhatewara <sbhatewara@vmware.com>,
"VMware, Inc." <pv-drivers@vmware.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: [PATCH 14/20] drivers/net/vmxnet3: Use kzalloc
Date: Thu, 13 May 2010 22:05:40 +0200 (CEST) [thread overview]
Message-ID: <Pine.LNX.4.64.1005132204040.6282@ask.diku.dk> (raw)
From: Julia Lawall <julia@diku.dk>
Use kzalloc rather than the combination of kmalloc and memset.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression x,size,flags;
statement S;
@@
-x = kmalloc(size,flags);
+x = kzalloc(size,flags);
if (x == NULL) S
-memset(x, 0, size);
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
---
drivers/net/vmxnet3/vmxnet3_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -u -p a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -1369,13 +1369,12 @@ vmxnet3_rq_create(struct vmxnet3_rx_queu
sz = sizeof(struct vmxnet3_rx_buf_info) * (rq->rx_ring[0].size +
rq->rx_ring[1].size);
- bi = kmalloc(sz, GFP_KERNEL);
+ bi = kzalloc(sz, GFP_KERNEL);
if (!bi) {
printk(KERN_ERR "%s: failed to allocate rx bufinfo\n",
adapter->netdev->name);
goto err;
}
- memset(bi, 0, sz);
rq->buf_info[0] = bi;
rq->buf_info[1] = bi + rq->rx_ring[0].size;
next reply other threads:[~2010-05-13 20:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-13 20:05 Julia Lawall [this message]
2010-05-13 21:20 ` [Pv-drivers] " Bhavesh Davda
2010-05-18 5:55 ` David Miller
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