Fix comment in do_dtls1_write()
This code started off as a copy of ssl3_write_bytes(), and the comment
was not updated with the implementation.
Reported by yangyangtiantianlonglong in
@@ -800,8 +800,8 @@ int do_dtls1_write(SSL *s, int type, const unsigned char *buf,
wb = &s->rlayer.wbuf[0];
/*
- * first check if there is a SSL3_BUFFER still being written out. This
- * will happen with non blocking IO
+ * DTLS writes whole datagrams, so there can't be anything left in
+ * the buffer.
*/
if (!ossl_assert(SSL3_BUFFER_get_left(wb) == 0)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
