From: Josef 'Jeff' Sipek <jeff.sipek@open-xchange.com>
Date: Mon, 14 Jan 2019 23:27:12 +0000 (-0500)
Subject: lib: hash_table_iterate_deinit(NULL) should be a no-op
X-Git-Tag: 2.3.6~102
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ddd6158073ad9752088947df9520a7263bae918d;p=thirdparty%2Fdovecot%2Fcore.git

lib: hash_table_iterate_deinit(NULL) should be a no-op
---

diff --git a/src/lib/hash.c b/src/lib/hash.c
index 57b44421fe..967921ca80 100644
--- a/src/lib/hash.c
+++ b/src/lib/hash.c
@@ -420,6 +420,9 @@ void hash_table_iterate_deinit(struct hash_iterate_context **_ctx)
 {
 	struct hash_iterate_context *ctx = *_ctx;
 
+	if (ctx == NULL)
+		return;
+
 	*_ctx = NULL;
 	hash_table_thaw(ctx->table);
 	i_free(ctx);