fix lint error

utils/circularbuff/circularbuff.go

@@ -56,7 +56,7 @@ func (c *Cache) Add(key, value interface{}) (evicted bool) {
 	// Check for existing item
 	evicted = false
 	if c.buf[c.next] == key {
-		v, _ := c.items[key]
+		v := c.items[key]
 		if c.onEvict != nil {
 			c.onEvict(key, v)
 			evicted = true

utils/circularbuff/circularbuff_test.go

@@ -7,6 +7,7 @@ import (
 )
 
 func TestCircularCache(t *testing.T) {
+	t.Parallel()
 	cache, err := New(-1)
 	require.Nil(t, cache)
 	require.Error(t, err)
@@ -20,7 +21,7 @@ func TestCircularCache(t *testing.T) {
 		require.False(t, evicted)
 	}
 
-	// adding same key on the same position but no evict becuase the evict is nil
+	// adding same key on the same position but no evict because the evict is nil
 	require.True(t, cache.Contains(1))
 	val, _ := cache.Get(1)
 	require.Equal(t, 1, val)
@@ -59,6 +60,7 @@ func TestCircularCache(t *testing.T) {
 }
 
 func TestCircularCacheWithCallback(t *testing.T) {
+	t.Parallel()
 	size := 10
 	cache, err := NewWithEvict(size, func(key interface{}, value interface{}) {
 		require.Equal(t, key, 1)