quota: Fix infinite loop when parsing quota parameters

Broken by previous quota changes.

diff --git a/src/plugins/quota/quota.c b/src/plugins/quota/quota.c
index b117ad00422eb95b5cade3a5d6b5f5ef41f3f718..ea9f379d12f1bfa9267027e8362d56235c0e8629 100644 (file)
--- a/src/plugins/quota/quota.c
+++ b/src/plugins/quota/quota.c
@@ -1398,7 +1398,7 @@ int quota_parse_parameters(struct quota_root *root, const char **args, const cha
                                }
                        }
                }
-               if (valid_params->param_name != NULL) {
+               if (valid_params->param_name == NULL) {
                        if (fail_on_unknown) {
                                *error_r = t_strdup_printf(
                                        "Unknown parameter for backend %s: %s",