fts-flatcurve: Fix segmentation fault if plugin is loaded but not enabled

Flatcurve's GitHUB PR #39

diff --git a/src/plugins/fts-flatcurve/doveadm-fts-flatcurve.c b/src/plugins/fts-flatcurve/doveadm-fts-flatcurve.c
index a502b02999a80fa5b60972bb19391d4d93fb8cba..4a01c600047b23e24df20d65928b58303901e47e 100644 (file)
--- a/src/plugins/fts-flatcurve/doveadm-fts-flatcurve.c
+++ b/src/plugins/fts-flatcurve/doveadm-fts-flatcurve.c
@@ -150,7 +150,7 @@ cmd_fts_flatcurve_mailbox_run(struct doveadm_mail_cmd_context *_ctx,
        struct fts_flatcurve_user *fuser =
                FTS_FLATCURVE_USER_CONTEXT(user);
 
-       if (fuser == NULL) {
+       if (fuser == NULL || fuser->backend == NULL) {
                e_error(user->event, FTS_FLATCURVE_LABEL " not enabled");
                doveadm_mail_failed_error(_ctx, MAIL_ERROR_NOTFOUND);
                _ctx->exit_code = EX_UNAVAILABLE;