lib-sasl: Don't require authid for EXTERNAL mechanism, since we're not really authent...

diff --git a/src/lib-sasl/mech-external.c b/src/lib-sasl/mech-external.c
index faf753a59be4c0c27c1dc66d6cb28cf843d62253..8c4daa495edbc850088317a5d375ad799ff007c5 100644 (file)
--- a/src/lib-sasl/mech-external.c
+++ b/src/lib-sasl/mech-external.c
@@ -37,11 +37,6 @@ mech_external_output(struct dsasl_client *_client,
                (struct external_dsasl_client *)_client;
        const char *username;
 
-       if (_client->set.authid == NULL) {
-               *error_r = "authid not set";
-               return -1;
-       }
-
        if (_client->set.authzid != NULL)
                username = _client->set.authzid;
        else if (_client->set.authid != NULL)