All the other spdk_sock_* functions return -1 and set errno
appropriately, so we should do the same in flush().
Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
Change-Id: I51cda2c51974c72e82531f06fa31ab89b2329c91
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/15642
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
0cae873b78