dhcspvc: imp docs

internal/dhcpsvc/config_test.go

@@ -6,7 +6,6 @@ import (
 	"time"
 
 	"github.com/AdguardTeam/AdGuardHome/internal/dhcpsvc"
-	"github.com/AdguardTeam/golibs/errors"
 	"github.com/AdguardTeam/golibs/testutil"
 )
 
@@ -150,8 +149,7 @@ func TestIPv6Config_Validate(t *testing.T) {
 			RangeStart:    testIPv4Conf.GatewayIP,
 			LeaseDuration: 1 * time.Hour,
 		},
-		wantErrMsg: "range start: " + errors.ErrBadEnumValue.Error() + ": " +
-			testGatewayIPv4Str + ": must be a valid ipv6 address",
+		wantErrMsg: "range start: " + testGatewayIPv4Str + ": must be a valid ipv6",
 	}, {
 		name: "bad_lease_duration",
 		conf: &dhcpsvc.IPv6Config{

internal/dhcpsvc/interface.go

@@ -228,8 +228,6 @@ func (iface *netInterface) allocateLease(
 // reserveLease reserves a lease for a client by its MAC-address.  lease is nil
 // if a new lease can't be allocated.  mac must be a valid according to
 // [netutil.ValidateMAC].  iface.indexMu mutex must be locked.
-//
-// TODO(e.burkov):  Pass the time moment instead of clock.
 func (iface *netInterface) reserveLease(
 	ctx context.Context,
 	mac net.HardwareAddr,

internal/dhcpsvc/v6.go

@@ -106,11 +106,7 @@ func (c *IPv6Config) Validate() (err error) {
 	}
 
 	if !c.RangeStart.Is6() {
-		errs = append(errs, fmt.Errorf(
-			"range start: %w: %s: must be a valid ipv6 address",
-			errors.ErrBadEnumValue,
-			c.RangeStart,
-		))
+		errs = append(errs, fmt.Errorf("range start: %s: must be a valid ipv6", c.RangeStart))
 	}
 
 	return errors.Join(errs...)