libcollectdclient: Fix size argument passed to CryptImportKey().

diff --git a/src/libcollectdclient/win_hmac.c b/src/libcollectdclient/win_hmac.c
index cf102d2..7448e26 100644 (file)
--- a/src/libcollectdclient/win_hmac.c
+++ b/src/libcollectdclient/win_hmac.c
@@ -75,7 +75,8 @@ static HCRYPTKEY create_hmac_key_exact (HCRYPTPROV hProv,
         * The "CRYPT_IPSEC_HMAC_KEY" is required to allow RC2 keys longer than
         * 16 byte. Again, this is documented on the "CryptImportKey" page as a
         * side note. */
-       status = CryptImportKey (hProv, (BYTE *) data, sizeof (data),
+       status = CryptImportKey (hProv, (BYTE *) data,
+               /* dwDataLen = */ sizeof (*data) + data->key_size,
                /* public key = */ 0,
                /* flags = */ CRYPT_IPSEC_HMAC_KEY,
                &ret_key);