LU-1050 o2iblnd: fix checking order of rdma_create_id() argument

LU-1050 o2iblnd: fix checking order of rdma_create_id() argument

Replace rdma_create_id() with rdma_destroy_id() in
openib gen2 test and four argument check moves to
the back of openib test.

Signed-off-by: Shuichi Ihara <sihara@ddn.com>
Change-Id: I0782183f15f58647291518a4222610601083c369
Reviewed-on: http://review.whamcloud.com/2097
Tested-by: Hudson
Reviewed-by: Brian J. Murrell <brian@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Liang Zhen <liang@whamcloud.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Tested-by: Maloo <whamcloud.maloo@gmail.com>