From 25e7794f8fefe48f9d1a7c78b0c162efbb81f29a Mon Sep 17 00:00:00 2001
From: Yuxuan Shui <yshuiv7@gmail.com>
Date: Sun, 5 May 2019 04:55:42 +0100
Subject: [PATCH] cache: fix memory leak, add missing function

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
---
 src/cache.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/cache.c b/src/cache.c
index 69ba64d1..e455032f 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -34,6 +34,7 @@ static inline void _cache_invalidate(struct cache *c, struct cache_entry *e) {
 	if (c->free) {
 		c->free(c->user_data, e->value);
 	}
+	free(e->key);
 	HASH_DEL(c->entries, e);
 	free(e);
 }
@@ -60,3 +61,11 @@ void *cache_free(struct cache *c) {
 	free(c);
 	return ret;
 }
+
+struct cache *new_cache(void *ud, cache_getter_t getter, cache_free_t f) {
+	auto c = ccalloc(1, struct cache);
+	c->user_data = ud;
+	c->getter = getter;
+	c->free = f;
+	return c;
+}