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-rw-r--r--crypto/dh/dh_key.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c
index e384286c73..39eefe387e 100644
--- a/crypto/dh/dh_key.c
+++ b/crypto/dh/dh_key.c
@@ -148,6 +148,7 @@ static int generate_key(DH *dh)
if ((dh->flags & DH_FLAG_NO_EXP_CONSTTIME) == 0)
{
+ BN_init(&local_prk);
prk = &local_prk;
BN_with_flags(prk, priv_key, BN_FLG_EXP_CONSTTIME);
}