Update references from RFC 7539 to RFC 8439

RFC 7539 was superseded by RFC 8439, incorporating errata and making
editorial improvements. Very little of substance changed, in particular
section numbers remain the same.

Prompted by a question from schwarze

1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/libcrypto/evp/e_chacha20poly1305.c b/src/lib/libcrypto/evp/e_chacha20poly1305.c
index a17657899b..33d09315e0 100644
--- a/src/lib/libcrypto/evp/e_chacha20poly1305.c
+++ b/src/lib/libcrypto/evp/e_chacha20poly1305.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: e_chacha20poly1305.c,v 1.30 2023/07/07 19:37:53 beck Exp $ */
+/* $OpenBSD: e_chacha20poly1305.c,v 1.31 2023/08/24 04:33:08 tb Exp $ */
 
 /*
  * Copyright (c) 2022 Joel Sing <jsing@openbsd.org>
@@ -106,7 +106,7 @@ poly1305_pad16(poly1305_state *poly1305, size_t data_len)
         static const unsigned char zero_pad16[16];
         size_t pad_len;
 
-        /* pad16() is defined in RFC 7539 2.8.1. */
+        /* pad16() is defined in RFC 8439 2.8.1. */
         if ((pad_len = data_len % 16) == 0)
                 return;
 
@@ -330,7 +330,7 @@ aead_xchacha20_poly1305_open(const EVP_AEAD_CTX *ctx, unsigned char *out,
         return 1;
 }
 
-/* RFC 7539 */
+/* RFC 8439 */
 static const EVP_AEAD aead_chacha20_poly1305 = {
         .key_len = 32,
         .nonce_len = CHACHA20_NONCE_LEN,