From ce67a85d392cafd8b5078a1daeb855001fc637c5 Mon Sep 17 00:00:00 2001
From: Dustin Laurence <dustin@laurences.net>
Date: Sat, 20 Dec 2014 10:57:38 -0800
Subject: [PATCH] Add finalize_rand() to prove we have no leaks

---
 rand.c | 6 ++++--
 rand.h | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/rand.c b/rand.c
index 7c80c13af8..7251826c89 100644
--- a/rand.c
+++ b/rand.c
@@ -33,10 +33,12 @@ void init_rand(void)
 	f = fopen("/dev/urandom", "r");
 }
 
-void finalize_rand(void)
+int finalize_rand(void)
 {
-    fclose(f);
+    int err = fclose(f);
     f = NULL;
+
+    return err;
 }
 
 uint32_t random32(void)
diff --git a/rand.h b/rand.h
index cd281aa533..e626d7816c 100644
--- a/rand.h
+++ b/rand.h
@@ -27,7 +27,7 @@
 #include <stdint.h>
 
 void init_rand(void);
-void finalize_rand(void);
+int finalize_rand(void);
 uint32_t random32(void);
 void random_buffer(uint8_t *buf, size_t len);