Use std::string::data() instead of std::string::c_str() in cases where we

just want access to the underlying data representation but don't care if
the return value is NULL terminated or not.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/pkcs5.cpp b/src/pkcs5.cpp
index 3f6e22ac4..c0dc72b35 100644
--- a/src/pkcs5.cpp
+++ b/src/pkcs5.cpp
@@ -72,7 +72,7 @@ OctetString PKCS5_PBKDF2::derive(u32bit key_len,
       throw Invalid_Argument("PKCS#5 PBKDF2: Empty passphrase is invalid");
 
    HMAC hmac(hash_name);
-   hmac.set_key((const byte*)passphrase.c_str(), passphrase.length());
+   hmac.set_key((const byte*)passphrase.data(), passphrase.length());
    SecureVector<byte> key(key_len);
 
    byte* T = key.begin();