Check that 'e' and 'n' are non-NULL in opensslrsa_todns

(cherry picked from commit 5603cd69d170f49916bec3ca78ab3e4830170950)

diff --git a/lib/dns/opensslrsa_link.c b/lib/dns/opensslrsa_link.c
index 72a195f366a19424c7638dce6c965648d05d5af4..2cbcbfde1e1ed2c3d367fd9511fabcdbb0198205 100644 (file)
--- a/lib/dns/opensslrsa_link.c
+++ b/lib/dns/opensslrsa_link.c
@@ -586,10 +586,10 @@ opensslrsa_todns(const dst_key_t *key, isc_buffer_t *data) {
 #else
        EVP_PKEY_get_bn_param(pkey, OSSL_PKEY_PARAM_RSA_E, &e);
        EVP_PKEY_get_bn_param(pkey, OSSL_PKEY_PARAM_RSA_N, &n);
+#endif /* OPENSSL_VERSION_NUMBER < 0x30000000L || OPENSSL_API_LEVEL < 30000 */
        if (e == NULL || n == NULL) {
                DST_RET(dst__openssl_toresult(DST_R_OPENSSLFAILURE));
        }
-#endif /* OPENSSL_VERSION_NUMBER < 0x30000000L || OPENSSL_API_LEVEL < 30000 */
 
        mod_bytes = BN_num_bytes(n);
        e_bytes = BN_num_bytes(e);