diff --git a/.golangci.yaml b/.golangci.yaml
index 36908ff..8011bb4 100644
--- a/.golangci.yaml
+++ b/.golangci.yaml
@@ -72,4 +72,5 @@ linters:
     - whitespace
     - noctx
     - rowserrcheck
-    - tagliatelle
\ No newline at end of file
+    - tagliatelle
+    - protogetter
\ No newline at end of file
diff --git a/internal/caches/storage_memory.go b/internal/caches/storage_memory.go
index beee962..9dce30a 100644
--- a/internal/caches/storage_memory.go
+++ b/internal/caches/storage_memory.go
@@ -560,6 +560,11 @@ func (this *MemoryStorage) flushItem(fullKey string) {
 	if !isInList {
 		for i := 0; i < 1000; i++ {
 			isInList, _, err = this.list.Exist(types.String(hash))
+			if err != nil {
+				remotelogs.Error("CACHE", "flush items failed: "+err.Error())
+				time.Sleep(1 * time.Second)
+				continue
+			}
 			if isInList {
 				break
 			}
diff --git a/internal/utils/fnv/hash_test.go b/internal/utils/fnv/hash_test.go
index a311c09..b889f0f 100644
--- a/internal/utils/fnv/hash_test.go
+++ b/internal/utils/fnv/hash_test.go
@@ -18,7 +18,7 @@ func TestHash(t *testing.T) {
 func BenchmarkHashString(b *testing.B) {
 	b.RunParallel(func(pb *testing.PB) {
 		for pb.Next() {
-			fnv.HashString("abcdefh")
+			_ = fnv.HashString("abcdefh")
 		}
 	})
-}
\ No newline at end of file
+}
diff --git a/internal/waf/requests/request.go b/internal/waf/requests/request.go
index 6c4e53b..4bd57ea 100644
--- a/internal/waf/requests/request.go
+++ b/internal/waf/requests/request.go
@@ -39,7 +39,7 @@ type Request interface {
 	WAFMaxRequestSize() int64
 
 	// Format 格式化变量
-	Format(string) string
+	Format(varString string) string
 
 	// ProcessResponseHeaders 处理响应Header
 	ProcessResponseHeaders(headers http.Header, status int)