resolve: ignore empty server name

Just for safety.
2020-07-21 03:55:34 +09:00
parent 408f8fbc0f
commit 395aa34023
1 changed files with 1 additions and 1 deletions
@@ -47,7 +47,7 @@ int dns_server_new(
                        return -E2BIG;
        }

-        if (server_name) {
+        if (!isempty(server_name)) {
                name = strdup(server_name);
                if (!name)
                        return -ENOMEM;