wgengine: fix error string.
@@ -62,7 +62,7 @@ func NewUserspaceEngine(logf logger.Logf, tunname string, listenPort uint16, der
logf("external packet routing via --tun=%s enabled", tunname)
if tunname == "" {
- return nil, fmt.Errorf("--tun name must not be blank.")
+ return nil, fmt.Errorf("--tun name must not be blank")
}
tuntap, err := tun.CreateTUN(tunname, device.DefaultMTU)
