lib-storage: Ensure list index is present

Otherwise we end up with signal 11 crash later on.

diff --git a/src/lib-storage/list/mailbox-list-index.c b/src/lib-storage/list/mailbox-list-index.c
index d1c63d6522886486b58c7b7eb714ba945d34f6d5..f84be7feb49dcc8735e35f5a917de9c751f47ffe 100644 (file)
--- a/src/lib-storage/list/mailbox-list-index.c
+++ b/src/lib-storage/list/mailbox-list-index.c
@@ -66,6 +66,8 @@ int mailbox_list_index_index_open(struct mailbox_list *list)
        if (mailbox_list_mkdir_missing_index_root(list) < 0)
                return -1;
 
+       i_assert(ilist->index != NULL);
+
        index_flags = mail_storage_settings_to_index_flags(set);
        if (strcmp(list->name, MAILBOX_LIST_NAME_INDEX) == 0) {
                /* LAYOUT=index. this is the only location for the mailbox