diff --git a/lib/vtls/vtls_scache.c b/lib/vtls/vtls_scache.c
index 5f4ec4604b..937cb8c87e 100644
--- a/lib/vtls/vtls_scache.c
+++ b/lib/vtls/vtls_scache.c
@@ -795,8 +795,9 @@ CURLcode Curl_ssl_scache_put(struct Curl_cfilter *cf,
   struct Curl_ssl_scache *scache = data->state.ssl_scache;
   struct ssl_config_data *ssl_config = Curl_ssl_cf_get_config(cf, data);
   CURLcode result;
+  DEBUGASSERT(ssl_config);
 
-  if(!ssl_config || !scache || !ssl_config->primary.cache_session) {
+  if(!scache || !ssl_config->primary.cache_session) {
     Curl_ssl_session_destroy(s);
     return CURLE_OK;
   }