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s390/pci: use kmem_cache_zalloc instead of kmem_cache_alloc/memset

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Using kmem_cache_zalloc() instead of kmem_cache_alloc() and memset().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Wei Yongjun 2013-02-25 22:09:25 +08:00 committed by Martin Schwidefsky
parent 7919e91b34
commit 08b4212456
1 changed files with 1 additions and 2 deletions
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3
arch/s390/pci/pci.c
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@ -249,10 +249,9 @@ int zpci_fmb_enable_device(struct zpci_dev *zdev)
if (zdev->fmb) if (zdev->fmb)
return -EINVAL; return -EINVAL;
zdev->fmb = kmem_cache_alloc(zdev_fmb_cache, GFP_KERNEL); zdev->fmb = kmem_cache_zalloc(zdev_fmb_cache, GFP_KERNEL);
if (!zdev->fmb) if (!zdev->fmb)
return -ENOMEM; return -ENOMEM;
memset(zdev->fmb, 0, sizeof(*zdev->fmb));
WARN_ON((u64) zdev->fmb & 0xf); WARN_ON((u64) zdev->fmb & 0xf);
args.fmb_addr = virt_to_phys(zdev->fmb); args.fmb_addr = virt_to_phys(zdev->fmb);