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@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/rts_pstor/rtsx.c b/drivers/staging/rts_pstor/rtsx.c
index c3f33d1de465a845df2fdf0434455a0b8aef19c1..db3470e93fa1e844b5687ffacff913d84d344035 100644 (file)
--- 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));