tree d06fed7336af28fc14bca3b2c988320ce880e717
parent 7ab9b3807097fcb87b0e85a9ad82b12322d9cc63
author majianpeng <majianpeng@gmail.com> 1375438488 +0800
committer Sage Weil <sage@inktank.com> 1376096121 -0700

ceph: Add check returned value on func ceph_calc_ceph_pg.

Func ceph_calc_ceph_pg maybe failed.So add check for returned value.

Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Reviewed-by: Sage Weil <sage@inktank.com>
Signed-off-by: Sage Weil <sage@inktank.com>