Make the random number generator predictable when fuzzing.

[openssl.git] / crypto / rand / md_rand.c

diff --git a/crypto/rand/md_rand.c b/crypto/rand/md_rand.c
index 85ce4e6f982ed299cf1695a9f2b6a8cd4cce4eb2..0cf6e90834820f129ec29b7f6806e17df09b5c53 100644 (file)
--- a/crypto/rand/md_rand.c
+++ b/crypto/rand/md_rand.c
@@ -33,7 +33,7 @@
 # include <openssl/fips.h>
 #endif
 
-#ifdef BN_DEBUG
+#if defined(BN_DEBUG) || defined(FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION)
 # define PREDICT
 #endif
 
@@ -307,7 +307,7 @@ static int rand_bytes(unsigned char *buf, int num, int pseudo)
 
 #ifdef PREDICT
     if (rand_predictable) {
-        static unsigned char val = 0;
+        unsigned char val = 0;
 
         for (i = 0; i < num; i++)
             buf[i] = val++;