linux-phytec-fsl

ceph: use kmem_cache_zalloc

Use kmem_cache_zalloc() instead of kmem_cache_alloc() with flag GFP_ZERO.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>