From bd1648e707b85b79d816fd8737909789d7d2a09c Mon Sep 17 00:00:00 2001
From: mark0 <757410129@qq.com>
Date: Fri, 28 Jul 2023 17:32:59 +0800
Subject: fix the file descriptor without determining null

---
 test/unittests/unit_rand.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'test/unittests/unit_rand.c')

diff --git a/test/unittests/unit_rand.c b/test/unittests/unit_rand.c
index 1ad02a80..f89b2ab5 100644
--- a/test/unittests/unit_rand.c
+++ b/test/unittests/unit_rand.c
@@ -67,6 +67,7 @@ static void test_rand_below(void **state) {
     rand_set_seed(&afl, 1337);
 
     afl.fsrv.dev_urandom_fd = open("/dev/urandom", O_RDONLY);
+    if (afl.fsrv.dev_urandom_fd < 0) { PFATAL("Unable to open /dev/urandom"); }
 
     assert(!(rand_below(&afl, 9000) > 9000));
     assert_int_equal(rand_below(&afl, 1), 0);
-- 
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