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-rw-r--r--ssl/record/rec_layer_d1.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ssl/record/rec_layer_d1.c b/ssl/record/rec_layer_d1.c
index 73ca8a6ee4..7e22270485 100644
--- a/ssl/record/rec_layer_d1.c
+++ b/ssl/record/rec_layer_d1.c
@@ -808,8 +808,8 @@ 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, SSL_F_DO_DTLS1_WRITE,