X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fdsa%2Fdsa_ameth.c;h=5af76eade59ab1dc2286d5f23e1842f2446c454b;hp=376156ec5ef3a6ad23539296601180f7b4fa1472;hb=fe9b9a880fe9c793421fd3849cce1a32048d480f;hpb=9f96ea4c2bb7c541f2a58f6d420d2b65731e4830

diff --git a/crypto/dsa/dsa_ameth.c b/crypto/dsa/dsa_ameth.c
index 376156ec5e..5af76eade5 100644
--- a/crypto/dsa/dsa_ameth.c
+++ b/crypto/dsa/dsa_ameth.c
@@ -307,6 +307,12 @@ static int dsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
 	unsigned char *dp = NULL;
 	int dplen;
 
+	if (!pkey->pkey.dsa || !pkey->pkey.dsa->priv_key)
+		{
+		DSAerr(DSA_F_DSA_PRIV_ENCODE,DSA_R_MISSING_PARAMETERS);
+		goto err;
+		}
+
 	params = ASN1_STRING_new();
 
 	if (!params)
@@ -701,4 +707,3 @@ const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[] =
 		old_dsa_priv_encode
 		}
 	};
-