use 0, not NULL

Submitted by: Nils Larsch

diff --git a/crypto/ecdh/ech_key.c b/crypto/ecdh/ech_key.c
index d2fd363168862f107e23f6a60a80192649b2675d..8b21addf3ca4774f1f1b6167e3be555d15a270f1 100644 (file)
--- a/crypto/ecdh/ech_key.c
+++ b/crypto/ecdh/ech_key.c
@@ -87,6 +87,6 @@ int ECDH_compute_key(unsigned char *key, const EC_POINT *pub_key, EC_KEY *eckey)
 {
        ECDH_DATA *ecdh = ecdh_check(eckey);
        if (ecdh == NULL)
 {
        ECDH_DATA *ecdh = ecdh_check(eckey);
        if (ecdh == NULL)

-               return NULL;
+               return 0;

        return ecdh->meth->compute_key(key, pub_key, eckey);
 }
        return ecdh->meth->compute_key(key, pub_key, eckey);
 }