Merge pull request #22 in DNS/adguard-dns from fixtravis to master

* commit '5c6aa910efc9d90c5435a9eda19866a7d48be032':
  Fix a missed argument that breaks go test (which invokes go vet and fails if that fails)

control.go

@@ -955,7 +955,7 @@ func (filter *filter) update(now time.Time) (bool, error) {
 				continue
 			}
 			if err != nil {
-				log.Printf("Couldn't add rule %s: %s", err)
+				log.Printf("Couldn't add rule %s: %s", filter.URL, err)
 				return false, err
 			}
 			rulesCount++