linux-kernel - [PATCH next 5/5] staging: rts_pstor: optimize kmalloc to kzalloc

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Date:	Wed,  9 Mar 2011 03:53:38 +0300
From:	Alexander Beregalov <a.beregalov@...il.com>
To:	gregkh@...e.de
Cc:	linux-kernel@...r.kernel.org,
	Alexander Beregalov <a.beregalov@...il.com>
Subject: [PATCH next 5/5] staging: rts_pstor: optimize kmalloc to kzalloc

Use kzalloc rather than kmalloc followed by memset with 0.
Found by coccinelle.

Signed-off-by: Alexander Beregalov <a.beregalov@...il.com>
---
 drivers/staging/rts_pstor/rtsx.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rts_pstor/rtsx.c b/drivers/staging/rts_pstor/rtsx.c
index c3f33d1..db3470e 100644
--- a/drivers/staging/rts_pstor/rtsx.c
+++ b/drivers/staging/rts_pstor/rtsx.c
@@ -931,11 +931,10 @@ static int __devinit rtsx_probe(struct pci_dev *pci, const struct pci_device_id
 	dev = host_to_rtsx(host);
 	memset(dev, 0, sizeof(struct rtsx_dev));
 
-	dev->chip = (struct rtsx_chip *)kmalloc(sizeof(struct rtsx_chip), GFP_KERNEL);
+	dev->chip = kzalloc(sizeof(struct rtsx_chip), GFP_KERNEL);
 	if (dev->chip == NULL) {
 		goto errout;
 	}
-	memset(dev->chip, 0, sizeof(struct rtsx_chip));
 
 	spin_lock_init(&dev->reg_lock);
 	mutex_init(&(dev->dev_mutex));
-- 
1.7.4.1

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