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

---
 custom_mutators/aflpp/standalone/aflpp-standalone.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'custom_mutators/aflpp/standalone/aflpp-standalone.c')

diff --git a/custom_mutators/aflpp/standalone/aflpp-standalone.c b/custom_mutators/aflpp/standalone/aflpp-standalone.c
index 91bac4a8..361feaba 100644
--- a/custom_mutators/aflpp/standalone/aflpp-standalone.c
+++ b/custom_mutators/aflpp/standalone/aflpp-standalone.c
@@ -39,6 +39,7 @@ my_mutator_t *afl_custom_init(afl_state_t *afl, unsigned int seed) {
   data->afl = calloc(1, sizeof(afl_state_t));
   data->afl->queue_cycle = 1;
   data->afl->fsrv.dev_urandom_fd = open("/dev/urandom", O_RDONLY);
+  if (data->afl->fsrv.dev_urandom_fd < 0) { PFATAL("Unable to open /dev/urandom"); }
   rand_set_seed(data->afl, getpid());
 
   return data;
-- 
cgit 1.4.1