fix: validation system

pkg/middlewares/ipwhitelist/ip_whitelist.go

@@ -2,6 +2,7 @@ package ipwhitelist
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"net/http"
 
@@ -10,7 +11,6 @@ import (
 	"github.com/containous/traefik/pkg/middlewares"
 	"github.com/containous/traefik/pkg/tracing"
 	"github.com/opentracing/opentracing-go/ext"
-	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 )
 

pkg/middlewares/redirect/redirect_scheme.go

@@ -2,12 +2,11 @@ package redirect
 
 import (
 	"context"
+	"errors"
 	"net/http"
 
-	"github.com/containous/traefik/pkg/middlewares"
-	"github.com/pkg/errors"
-
 	"github.com/containous/traefik/pkg/config"
+	"github.com/containous/traefik/pkg/middlewares"
 )
 
 const (