www: mbox: break out of loop on exceptions

In case async_mset fails due to resource limitations, ensure we
stop trying to make expensive search queries ASAP.

diff --git a/lib/PublicInbox/Mbox.pm b/lib/PublicInbox/Mbox.pm
index 17893a0900ce1f3765294507778e515225a10932..a5974a3995f968881f611cac371d030dbe079487 100644 (file)
--- a/lib/PublicInbox/Mbox.pm
+++ b/lib/PublicInbox/Mbox.pm
@@ -181,6 +181,7 @@ my $refill_ids_cb = sub { # async_mset cb
        $http = undef unless $ctx->{-really_async};
        if ($err) {
                warn "E: $err";
+               $ctx->{-mbox_done} = 1;
                $ctx->close if $http; # our async httpd
                return;
        }