From 88c0b6538f451e2379b98c83162c05d80b529ad0 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Wed, 16 Aug 2017 13:59:56 +0200
Subject: [PATCH] Trigger sodium_misuse() if mlen >
 secretstream_MESSAGESBYTES_MAX

---
 .../xchacha20poly1305/secretstream_xchacha20poly1305.c        | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libsodium/crypto_secretstream/xchacha20poly1305/secretstream_xchacha20poly1305.c b/src/libsodium/crypto_secretstream/xchacha20poly1305/secretstream_xchacha20poly1305.c
index 6abcd5e2..32d01b3b 100644
--- a/src/libsodium/crypto_secretstream/xchacha20poly1305/secretstream_xchacha20poly1305.c
+++ b/src/libsodium/crypto_secretstream/xchacha20poly1305/secretstream_xchacha20poly1305.c
@@ -95,7 +95,7 @@ crypto_secretstream_xchacha20poly1305_push
         *outlen_p = 0U;
     }
     if (mlen > crypto_secretstream_xchacha20poly1305_MESSAGESBYTES_MAX) {
-        return -1;
+        sodium_misuse();
     }
     crypto_stream_chacha20_ietf(block, sizeof block, state->nonce, state->k);
     crypto_onetimeauth_poly1305_init(&poly1305_state, block);
@@ -171,7 +171,7 @@ crypto_secretstream_xchacha20poly1305_pull
     }
     mlen = inlen - crypto_secretstream_xchacha20poly1305_ABYTES;
     if (mlen > crypto_secretstream_xchacha20poly1305_MESSAGESBYTES_MAX) {
-        return -1;
+        sodium_misuse();
     }
     crypto_stream_chacha20_ietf(block, sizeof block, state->nonce, state->k);
     crypto_onetimeauth_poly1305_init(&poly1305_state, block);