Correct shellcheck rule SC2115: Use "${var:?}" to
ensure this never expands to /* .
Signed-off-by: Maciej Wawryk <maciejx.wawryk@intel.com>
Change-Id: I4a6beef338b7a3c496f1b74a0cdbbdff83403ddc
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471464
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>