rbd: Fix ceph_snap_context size calculation

ceph_snap_context->snaps is an u64 array

Signed-off-by: Zheng Yan <zheng.z.yan@intel.com>
Reviewed-by: Alex Elder <elder@inktank.com>
(cherry picked from commit f9f9a19044)
This commit is contained in:
Yan, Zheng 2012-06-06 09:15:33 -05:00 committed by Sage Weil
parent 5bdca4e076
commit 236df3755d

View File

@ -499,7 +499,7 @@ static int rbd_header_from_disk(struct rbd_image_header *header,
/ sizeof (*ondisk))
return -EINVAL;
header->snapc = kmalloc(sizeof(struct ceph_snap_context) +
snap_count * sizeof (*ondisk),
snap_count * sizeof(u64),
gfp_flags);
if (!header->snapc)
return -ENOMEM;