auth: Don't crash when using default static userdb.

diff --git a/src/auth/auth.c b/src/auth/auth.c
index 8ea0c065c17d284c10e86bca0aea14e43744e256..40484fea7ec532b1d96d2b52086830254f78c5c4 100644 (file)
--- a/src/auth/auth.c
+++ b/src/auth/auth.c
@@ -11,7 +11,9 @@
 
 struct auth_userdb_settings userdb_dummy_set = {
        .driver = "static",
-       .args = ""
+       .args = "",
+       .default_fields = "",
+       .override_fields = ""
 };
 
 static ARRAY_DEFINE(auths, struct auth *);