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-rw-r--r--crypto/ecdsa/ecs_sign.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/ecdsa/ecs_sign.c b/crypto/ecdsa/ecs_sign.c
index 74b1fe8caff4..353d5af5146d 100644
--- a/crypto/ecdsa/ecs_sign.c
+++ b/crypto/ecdsa/ecs_sign.c
@@ -57,6 +57,7 @@
#ifndef OPENSSL_NO_ENGINE
#include <openssl/engine.h>
#endif
+#include <openssl/rand.h>
ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
{
@@ -83,6 +84,7 @@ int ECDSA_sign_ex(int type, const unsigned char *dgst, int dlen, unsigned char
EC_KEY *eckey)
{
ECDSA_SIG *s;
+ RAND_seed(dgst, dlen);
s = ECDSA_do_sign_ex(dgst, dlen, kinv, r, eckey);
if (s == NULL)
{