From 74f8ca6b468b6d89e8d588e3835486be48184893 Mon Sep 17 00:00:00 2001
From: vanhauser-thc <vh@thc.org>
Date: Tue, 28 Nov 2023 10:26:37 +0100
Subject: improve cmplog

---
 src/afl-fuzz-redqueen.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src')

diff --git a/src/afl-fuzz-redqueen.c b/src/afl-fuzz-redqueen.c
index 13f164f5..c0ea5005 100644
--- a/src/afl-fuzz-redqueen.c
+++ b/src/afl-fuzz-redqueen.c
@@ -1906,6 +1906,8 @@ static u8 cmp_fuzz(afl_state_t *afl, u32 key, u8 *orig_buf, u8 *buf, u8 *cbuf,
 
 #endif
 
+  if (hshape < 2) { return 0; }
+
   for (i = 0; i < loggeds; ++i) {
 
     struct cmp_operands *o = &afl->shm.cmp_map->log[key][i];
@@ -2698,6 +2700,8 @@ static u8 rtn_fuzz(afl_state_t *afl, u32 key, u8 *orig_buf, u8 *buf, u8 *cbuf,
 
   hshape = SHAPE_BYTES(h->shape);
 
+  if (hshape < 2) { return 0; }
+
   if (h->hits > CMP_MAP_RTN_H) {
 
     loggeds = CMP_MAP_RTN_H;
-- 
cgit 1.4.1