embed: reject binding listeners to domain names

Fixes etcd-io#6336
heyitsanthony · Jan 26, 2017 · 2c7242f · 2c7242f
1 parent c4711b0
commit 2c7242f
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/embed/config.go b/embed/config.go
@@ -405,8 +405,7 @@ func checkBindURLs(urls []url.URL) error {
 			continue
 		}
 		if net.ParseIP(host) == nil {
-			err := fmt.Errorf("expected IP in URL for binding (%s)", url.String())
-			plog.Warning(err)
+			return fmt.Errorf("expected IP in URL for binding (%s)", url.String())
 		}
 	}
 	return nil