X509_cmp_time: only return 1, 0, -1.

[openssl.git] / crypto / dh / dh_ameth.c

diff --git a/crypto/dh/dh_ameth.c b/crypto/dh/dh_ameth.c
index ac72468bd14bf0a1b559cf8ac6bd146443a01d84..4558283576b374060d184c9b2b30f5d87ef2b7ec 100644 (file)
--- a/crypto/dh/dh_ameth.c
+++ b/crypto/dh/dh_ameth.c
@@ -519,7 +519,7 @@ static int dh_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
 
 static int dh_missing_parameters(const EVP_PKEY *a)
 {
-    if (!a->pkey.dh->p || !a->pkey.dh->g)
+    if (a->pkey.dh == NULL || a->pkey.dh->p == NULL || a->pkey.dh->g == NULL)
         return 1;
     return 0;
 }