spdk_nvme_probe_poll_async() can only return 0 or -EAGAIN.
But the code currently indicates that other values might be
possible - so change the code to remove that confusion.
Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I8e7b2e1183f6650043dd751d610d434d626efa7e
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15110
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
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