From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Wed, 19 Jul 2017 20:11:12 +0000 (+0300)
Subject: lib-storage: mailbox_watch_extract_notify_fd() - give better reason if mailbox has... 
X-Git-Tag: 2.3.0.rc1~1235
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2044eb7652b864a05842933e9097c583cb11256c;p=thirdparty%2Fdovecot%2Fcore.git

lib-storage: mailbox_watch_extract_notify_fd() - give better reason if mailbox has no IOs

This happens currently with virtual mailboxes.
---

diff --git a/src/lib-storage/mailbox-watch.c b/src/lib-storage/mailbox-watch.c
index fc014e26c6..35f4e4151f 100644
--- a/src/lib-storage/mailbox-watch.c
+++ b/src/lib-storage/mailbox-watch.c
@@ -141,7 +141,10 @@ int mailbox_watch_extract_notify_fd(struct mailbox *box, const char **reason_r)
 	}
 	if (failed)
 		ret = -1;
-	else {
+	else if (array_count(&temp_ios) == 0) {
+		*reason_r = "Mailbox has no IO notifications";
+		ret = -1;
+	} else {
 		ret = io_loop_extract_notify_fd(ioloop);
 		if (ret == -1)
 			*reason_r = "Couldn't extra notify fd";