There is no need to re-calculate the number of pages since it is already
done in ib_umem_get.
Signed-off-by: NYuval Shaia <yuval.shaia@oracle.com>
Acked-by: NAdit Ranadive <aditr@vmware.com>
Tested-by: NAdit Ranadive <aditr@vmware.com>
Signed-off-by: NJason Gunthorpe <jgg@mellanox.com>