diff --git a/src/cw/dtls_gnutls_bio.c b/src/cw/dtls_gnutls_bio.c
index 9ddae9f1..3afc6b16 100644
--- a/src/cw/dtls_gnutls_bio.c
+++ b/src/cw/dtls_gnutls_bio.c
@@ -15,6 +15,13 @@
along with Foobar. If not, see .
*/
+
+
+/**
+ * @file
+ * @brief DTLS functions specific to gnutls
+ */
+
#include
#include
@@ -42,7 +49,6 @@ ssize_t dtls_gnutls_bio_read(gnutls_transport_ptr_t b, void *out, size_t maxlen)
ssize_t dtls_gnutls_bio_write(gnutls_transport_ptr_t b, const void *data, size_t len)
{
-
struct conn *conn = (struct conn*)b;
return dtls_bio_write(conn,data,len);
}