This change is aimed at fixing github issue #1312 where we are
apparently calling the nvme_bdev_ctrlr_destruct function more than
once.
In the previous implementation, if a controller was resetting for more than
one iteration of the poller, a second iteration of the poller would get
registered.
Signed-off-by: Seth Howell <seth.howell@intel.com>
Change-Id: Ica01ecb21d76ea4f60624efd780bf4eea957c277
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/1611
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>