fix description of 'docker swarm init'

Signed-off-by: Kei Ohmura <ohmura.kei@gmail.com>

cli/command/swarm/opts.go

@@ -171,8 +171,8 @@ func parseExternalCA(caSpec string) (*swarm.ExternalCA, error) {
 
 func addSwarmFlags(flags *pflag.FlagSet, opts *swarmOptions) {
 	flags.Int64Var(&opts.taskHistoryLimit, flagTaskHistoryLimit, 5, "Task history retention limit")
-	flags.DurationVar(&opts.dispatcherHeartbeat, flagDispatcherHeartbeat, time.Duration(5*time.Second), "Dispatcher heartbeat period (ns|us|ms|s|m|h) (default 5s)")
-	flags.DurationVar(&opts.nodeCertExpiry, flagCertExpiry, time.Duration(90*24*time.Hour), "Validity period for node certificates (ns|us|ms|s|m|h) (default 2160h0m0s)")
+	flags.DurationVar(&opts.dispatcherHeartbeat, flagDispatcherHeartbeat, time.Duration(5*time.Second), "Dispatcher heartbeat period (ns|us|ms|s|m|h)")
+	flags.DurationVar(&opts.nodeCertExpiry, flagCertExpiry, time.Duration(90*24*time.Hour), "Validity period for node certificates (ns|us|ms|s|m|h)")
 	flags.Var(&opts.externalCA, flagExternalCA, "Specifications of one or more certificate signing endpoints")
 	flags.Uint64Var(&opts.maxSnapshots, flagMaxSnapshots, 0, "Number of additional Raft snapshots to retain")
 	flags.Uint64Var(&opts.snapshotInterval, flagSnapshotInterval, 10000, "Number of log entries between Raft snapshots")

docs/reference/commandline/swarm_init.md

@@ -21,7 +21,7 @@ Usage:  docker swarm init [OPTIONS]
 Initialize a swarm
 
 Options:
-      --advertise-addr value            Advertised address (format: <ip|interface>[:port])
+      --advertise-addr string           Advertised address (format: <ip|interface>[:port])
       --autolock                        Enable manager autolocking (requiring an unlock key to start a stopped manager)
       --cert-expiry duration            Validity period for node certificates (ns|us|ms|s|m|h) (default 2160h0m0s)
       --dispatcher-heartbeat duration   Dispatcher heartbeat period (ns|us|ms|s|m|h) (default 5s)