dovecot-2.2: pop3c: Don't assert-crash when trying to list subsc...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/09ac72cdfa8e
changeset: 16493:09ac72cdfa8e
user:      Timo Sirainen <tss at iki.fi>
date:      Wed Jun 12 16:27:47 2013 +0300
description:
pop3c: Don't assert-crash when trying to list subscriptions.

diffstat:

 src/lib-storage/list/mailbox-list-subscriptions.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (17 lines):

diff -r 7a7d4d8123d5 -r 09ac72cdfa8e src/lib-storage/list/mailbox-list-subscriptions.c
--- a/src/lib-storage/list/mailbox-list-subscriptions.c	Wed Jun 12 16:20:19 2013 +0300
+++ b/src/lib-storage/list/mailbox-list-subscriptions.c	Wed Jun 12 16:27:47 2013 +0300
@@ -126,8 +126,11 @@
 
 	type = src_list->set.control_dir != NULL ?
 		MAILBOX_LIST_PATH_TYPE_CONTROL : MAILBOX_LIST_PATH_TYPE_DIR;
-	path = t_strconcat(mailbox_list_get_root_forced(src_list, type),
-			   "/", src_list->set.subscription_fname, NULL);
+	if (!mailbox_list_get_root_path(src_list, type, &path)) {
+		/* no subscriptions (e.g. pop3c) */
+		return 0;
+	}
+	path = t_strconcat(path, "/", src_list->set.subscription_fname, NULL);
 	if (stat(path, &st) < 0) {
 		if (errno == ENOENT) {
 			/* no subscriptions */