xen/blkback: use kmem_cache_zalloc instead of kmem_cache_alloc/memset
authorWei Yongjun <yongjun_wei@trendmicro.com.cn>
Mon, 27 Aug 2012 04:28:57 +0000 (12:28 +0800)
committerJens Axboe <axboe@kernel.dk>
Tue, 30 Oct 2012 07:36:27 +0000 (08:36 +0100)
Using kmem_cache_zalloc() instead of kmem_cache_alloc() and memset().

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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