submission: recipient: Add field for associating backend context.

diff --git a/src/submission/submission-recipient.h b/src/submission/submission-recipient.h
index 6ff3cfbf2d32c55ce1b63132c3dc8232ff5b746f..6af7d044b230d2150a0eb18eec0cdd4421d84392 100644 (file)
--- a/src/submission/submission-recipient.h
+++ b/src/submission/submission-recipient.h
@@ -8,6 +8,7 @@ struct submission_recipient {
        struct smtp_server_recipient *rcpt;
 
        struct submission_backend *backend;
+       void *backend_context;
 
        /* Module-specific contexts. */
        ARRAY(union submission_recipient_module_context *) module_contexts;