From: Timo Sirainen <tss@iki.fi>
Date: Sun, 9 Aug 2009 19:03:40 +0000 (-0400)
Subject: Don't crash when listing shared namespace prefix.
X-Git-Tag: 2.0.alpha1~300
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=93107c0447855ce051cb4a2215ac1089536110ca;p=thirdparty%2Fdovecot%2Fcore.git

Don't crash when listing shared namespace prefix.

--HG--
branch : HEAD
---

diff --git a/src/lib-storage/mailbox-list.c b/src/lib-storage/mailbox-list.c
index fa2bc8c69b..150b8bb07c 100644
--- a/src/lib-storage/mailbox-list.c
+++ b/src/lib-storage/mailbox-list.c
@@ -679,9 +679,10 @@ int mailbox_list_mailbox(struct mailbox_list *list, const char *name,
 
 	*flags_r = 0;
 	path = mailbox_list_get_path(list, name, MAILBOX_LIST_PATH_TYPE_DIR);
-	return list->v.iter_is_mailbox(&ctx, path, "", "",
-				       MAILBOX_LIST_FILE_TYPE_UNKNOWN,
-				       flags_r);
+	return list->v.iter_is_mailbox == NULL ? 0 :
+		list->v.iter_is_mailbox(&ctx, path, "", "",
+					MAILBOX_LIST_FILE_TYPE_UNKNOWN,
+					flags_r);
 }
 
 void mailbox_list_add_change(struct mailbox_list *list,