From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Fri, 25 Aug 2023 19:59:32 +0000 (-0400)
Subject: lib-dict: Don't crash if init_legacy() isn't supported by dict driver
X-Git-Tag: 2.4.1~1361
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9fd86d3515b68ca55e2bdc43e18e0068c19f87a6;p=thirdparty%2Fdovecot%2Fcore.git

lib-dict: Don't crash if init_legacy() isn't supported by dict driver
---

diff --git a/src/lib-dict/dict.c b/src/lib-dict/dict.c
index fde1139813..99e2e8e00d 100644
--- a/src/lib-dict/dict.c
+++ b/src/lib-dict/dict.c
@@ -129,6 +129,11 @@ int dict_init_legacy(const char *uri, const struct dict_legacy_settings *set,
 		*error_r = t_strdup_printf("Unknown dict module: %s", name);
 		return -1;
 	}
+	if (dict->v.init_legacy == NULL) {
+		*error_r = t_strdup_printf(
+			"dict %s doesn't support legacy_init()", name);
+		return -1;
+	}
 	struct event *event = event_create(set->event_parent);
 	event_add_category(event, &event_category_dict);
 	event_add_str(event, "driver", dict->name);