Merge pull request #58378 from chentao1596/delete-redundant-symbols

cmd/kube-proxy/app/server.go

@@ -136,7 +136,7 @@ func AddFlags(options *Options, fs *pflag.FlagSet) {
 	fs.StringVar(&options.config.ClientConnection.KubeConfigFile, "kubeconfig", options.config.ClientConnection.KubeConfigFile, "Path to kubeconfig file with authorization information (the master location is set by the master flag).")
 	fs.Var(componentconfig.PortRangeVar{Val: &options.config.PortRange}, "proxy-port-range", "Range of host ports (beginPort-endPort, inclusive) that may be consumed in order to proxy service traffic. If unspecified (0-0) then ports will be randomly chosen.")
 	fs.StringVar(&options.config.HostnameOverride, "hostname-override", options.config.HostnameOverride, "If non-empty, will use this string as identification instead of the actual hostname.")
-	fs.Var(&options.config.Mode, "proxy-mode", "Which proxy mode to use: 'userspace' (older) or 'iptables' (faster) or 'ipvs'(experimental)'. If blank, use the best-available proxy (currently iptables).  If the iptables proxy is selected, regardless of how, but the system's kernel or iptables versions are insufficient, this always falls back to the userspace proxy.")
+	fs.Var(&options.config.Mode, "proxy-mode", "Which proxy mode to use: 'userspace' (older) or 'iptables' (faster) or 'ipvs' (experimental). If blank, use the best-available proxy (currently iptables).  If the iptables proxy is selected, regardless of how, but the system's kernel or iptables versions are insufficient, this always falls back to the userspace proxy.")
 	fs.Int32Var(options.config.IPTables.MasqueradeBit, "iptables-masquerade-bit", utilpointer.Int32PtrDerefOr(options.config.IPTables.MasqueradeBit, 14), "If using the pure iptables proxy, the bit of the fwmark space to mark packets requiring SNAT with.  Must be within the range [0, 31].")
 	fs.DurationVar(&options.config.IPTables.SyncPeriod.Duration, "iptables-sync-period", options.config.IPTables.SyncPeriod.Duration, "The maximum interval of how often iptables rules are refreshed (e.g. '5s', '1m', '2h22m').  Must be greater than 0.")
 	fs.DurationVar(&options.config.IPTables.MinSyncPeriod.Duration, "iptables-min-sync-period", options.config.IPTables.MinSyncPeriod.Duration, "The minimum interval of how often the iptables rules can be refreshed as endpoints and services change (e.g. '5s', '1m', '2h22m').")