From e0866f51c7984c28866e7acdb153b5304c5cf7da Mon Sep 17 00:00:00 2001
From: vanhauser-thc <vh@thc.org>
Date: Thu, 9 Mar 2023 13:57:03 +0100
Subject: support LLVMFuzzerTestOneInput -1 return

---
 utils/aflpp_driver/aflpp_driver_test.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'utils/aflpp_driver/aflpp_driver_test.c')

diff --git a/utils/aflpp_driver/aflpp_driver_test.c b/utils/aflpp_driver/aflpp_driver_test.c
index 527ba57b..7cffa4a1 100644
--- a/utils/aflpp_driver/aflpp_driver_test.c
+++ b/utils/aflpp_driver/aflpp_driver_test.c
@@ -2,9 +2,9 @@
 #include <stdlib.h>
 #include <stdint.h>
 
-void __attribute__((noinline)) crashme(const uint8_t *Data, size_t Size) {
+int __attribute__((noinline)) crashme(const uint8_t *Data, size_t Size) {
 
-  if (Size < 5) return;
+  if (Size < 5) return -1;
 
   if (Data[0] == 'F')
     if (Data[1] == 'A')
@@ -12,13 +12,16 @@ void __attribute__((noinline)) crashme(const uint8_t *Data, size_t Size) {
         if (Data[3] == '$')
           if (Data[4] == '$') abort();
 
+  return 0;
+
 }
 
 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
 
-  if (Size) crashme(Data, Size);
-
-  return 0;
+  if (Size)
+    return crashme(Data, Size);
+  else
+    return -1;
 
 }
 
-- 
cgit 1.4.1