From 82df32e3fd99608de3df042d69f70bd278306079 Mon Sep 17 00:00:00 2001
From: Jaeden Amero <jaeden@patater.com>
Date: Fri, 23 Nov 2018 15:11:20 +0000
Subject: [PATCH] psa: Unused key_bits is OK

When MD or CMAC are disabled, let the compiler know that it is OK that
`key_bits` is set but not used by casting `key_bits` to `(void)`.
---
 library/psa_crypto.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 291dcdb0d..d100eb1fc 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -1869,6 +1869,7 @@ static psa_status_t psa_mac_setup( psa_mac_operation_t *operation,
     else
 #endif /* MBEDTLS_MD_C */
     {
+        (void) key_bits;
         status = PSA_ERROR_NOT_SUPPORTED;
     }