Fix signedness compiler warnings.

[tinc] / src / protocol_key.c

diff --git a/src/protocol_key.c b/src/protocol_key.c
index e393dd6..591bb66 100644 (file)
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -262,7 +262,7 @@ bool ans_key_h(connection_t *c)
        from->compression = compression;
 
        if(from->cipher)
-               if(!EVP_EncryptInit_ex(&from->packet_ctx, from->cipher, NULL, from->key, from->key + from->cipher->key_len)) {
+               if(!EVP_EncryptInit_ex(&from->packet_ctx, from->cipher, NULL, (unsigned char *)from->key, (unsigned char *)from->key + from->cipher->key_len)) {
                        logger(LOG_ERR, _("Error during initialisation of key from %s (%s): %s"),
                                        from->name, from->hostname, ERR_error_string(ERR_get_error(), NULL));
                        return false;