1 files changed, 15 insertions, 0 deletions

diff --git a/src/lib/libcrypto/bn/exptest.c b/src/lib/libcrypto/bn/exptest.c
index 9e4ae91d20..3e86f2ea0e 100644
--- a/src/lib/libcrypto/bn/exptest.c
+++ b/src/lib/libcrypto/bn/exptest.c
@@ -69,6 +69,8 @@
 
 #define NUM_BITS        (BN_BITS*2)
 
+static const char rnd_seed[] = "string to make the random number generator think it has entropy";
+
 int main(int argc, char *argv[])
         {
         BN_CTX *ctx;
@@ -77,6 +79,10 @@ int main(int argc, char *argv[])
         unsigned char c;
         BIGNUM *r_mont,*r_recp,*r_simple,*a,*b,*m;
 
+        RAND_seed(rnd_seed, sizeof rnd_seed); /* or BN_rand may fail, and we don't
+                                               * even check its return value
+                                               * (which we should) */
+
         ERR_load_BN_strings();
 
         ctx=BN_CTX_new();
@@ -160,7 +166,16 @@ int main(int argc, char *argv[])
                         exit(1);
                         }
                 }
+        BN_free(r_mont);
+        BN_free(r_recp);
+        BN_free(r_simple);
+        BN_free(a);
+        BN_free(b);
+        BN_free(m);
+        BN_CTX_free(ctx);
+        ERR_remove_state(0);
         CRYPTO_mem_leaks(out);
+        BIO_free(out);
         printf(" done\n");
         exit(0);
 err: