dnsdist: Fix concat of the console msg length to the error message

diff --git a/pdns/sodcrypto.cc b/pdns/sodcrypto.cc
index 2bdf5beaf27846e65242a918610951d8bbaf651e..f83e19aa72f883032e54455b8bdd8f676cd85cab 100644 (file)
--- a/pdns/sodcrypto.cc
+++ b/pdns/sodcrypto.cc
@@ -57,7 +57,7 @@ std::string sodDecryptSym(const std::string& msg, const std::string& key, Sodium
   std::string decrypted;
 
   if (msg.length() < crypto_secretbox_MACBYTES) {
-    throw std::runtime_error("Could not decrypt message of size " + msg.length());
+    throw std::runtime_error("Could not decrypt message of size " + std::to_string(msg.length()));
   }
 
   decrypted.resize(msg.length() - crypto_secretbox_MACBYTES);