The "-s" causes ERROR printing, because it has been deprecated.
So I modify it to equally functional "-z".
Change-Id: I9c34bd98fef2c2bd346d288b6a20338be02382f5
Signed-off-by: Hailiang Wang <hailiangx.e.wang@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463737
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
23b5124617