stats: Log username and service for invalid UPDATE-SESSIONs

diff --git a/src/stats/mail-session.c b/src/stats/mail-session.c
index a2105e95401a9d2cf4bb03fe6a723663293ccd57..9b9893b335476082b1db85c89c3ebda506201bf8 100644 (file)
--- a/src/stats/mail-session.c
+++ b/src/stats/mail-session.c
@@ -255,13 +255,16 @@ int mail_session_update_parse(const char *const *args, const char **error_r)
                return -1;
 
        if (mail_stats_parse(args+1, &stats, error_r) < 0) {
-               *error_r = t_strconcat("UPDATE-SESSION: ", *error_r, NULL);
+               *error_r = t_strdup_printf("UPDATE-SESSION %s %s: %s",
+                                          session->user->name,
+                                          session->service, *error_r);
                return -1;
        }
 
        if (!mail_stats_diff(&session->stats, &stats, &diff_stats, &error)) {
-               *error_r = t_strconcat("UPDATE-SESSION: stats shrank: ",
-                                      error, NULL);
+               *error_r = t_strdup_printf("UPDATE-SESSION %s %s: stats shrank: %s",
+                                          session->user->name,
+                                          session->service, error);
                return -1;
        }
        mail_session_refresh(session, &diff_stats);