Backed out changeset: ad4f100c0a9d

--HG--
branch : trunk

1 files changed, 2 insertions, 1 deletions

diff --git a/src/shared/Auth/AuthCrypt.cpp b/src/shared/Auth/AuthCrypt.cpp
index 199e7192537..7941b33ed8c 100644
--- a/src/shared/Auth/AuthCrypt.cpp
+++ b/src/shared/Auth/AuthCrypt.cpp
@@ -50,8 +50,9 @@ void AuthCrypt::DecryptRecv(uint8 *data, size_t len)
 void AuthCrypt::EncryptSend(uint8 *data, size_t len)
 {
     if (!_initialized) return;
+    if (len < CRYPTED_SEND_LEN) return;
 
-    for (size_t t = 0; t < len; t++)
+    for (size_t t = 0; t < CRYPTED_SEND_LEN; t++)
     {
         _send_i %= _key.size();
         uint8 x = (data[t] ^ _key[_send_i]) + _send_j;