Mark key_unwrap local function static
#if defined(MCUBOOT_ENCRYPT_KW)
#if defined(MCUBOOT_USE_MBED_TLS)
-int
+static int
key_unwrap(uint8_t *wrapped, uint8_t *enckey)
{
mbedtls_nist_kw_context kw;
@@ -80,7 +80,7 @@ done:
* Implements AES key unwrapping following RFC-3394 section 2.2.2, using
* tinycrypt for AES-128 decryption.
*/
-int
+static int
key_unwrap(uint8_t *wrapped, uint8_t *enckey)
{
struct tc_aes_key_sched_struct aes;
