Resolve (some) linter warnings

json-dns/error.go

@@ -21,7 +21,7 @@
    DEALINGS IN THE SOFTWARE.
 */
 
-package jsonDNS
+package jsondns
 
 import (
 	"encoding/json"
@@ -38,11 +38,11 @@ type dnsError struct {
 
 func FormatError(w http.ResponseWriter, comment string, errcode int) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
-	errJson := dnsError{
+	errJSON := dnsError{
 		Status:  dns.RcodeServerFailure,
 		Comment: comment,
 	}
-	errStr, err := json.Marshal(errJson)
+	errStr, err := json.Marshal(errJSON)
 	if err != nil {
 		log.Fatalln(err)
 	}