If res = 0, do not pass this value directly to bdev io completion function,
otherwise it will be treated as a successful completion.
Fix issue: 2679
Signed-off-by: jun.ran <ranjunsh@163.com>
Change-Id: Ice525de1bb5b0ada9ac30d3b59e5c731419efe2f
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/14364
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Xiaodong Liu <xiaodong.liu@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
488d6e84c4