From 254cadac7027e7f5d8aca9c19868ba2ab54f504c Mon Sep 17 00:00:00 2001
From: Waleed Elmelegy <waleed.elmelegy@arm.com>
Date: Tue, 11 Mar 2025 12:27:34 +0000
Subject: [PATCH] Replace zero by PSA_ALG_NONE in key derivation internal
 functions

Signed-off-by: Waleed Elmelegy <waleed.elmelegy@arm.com>
---
 library/psa_crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index 55eadc489a..b01f948fac 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -4751,7 +4751,7 @@ static psa_status_t psa_key_derivation_input_internal(
     psa_status_t status;
     psa_algorithm_t kdf_alg = psa_key_derivation_get_kdf_alg(operation);
 
-    if (kdf_alg == 0) {
+    if (kdf_alg == PSA_ALG_NONE) {
         /* This is a blank or aborted operation. */
         status = PSA_ERROR_BAD_STATE;
         goto exit;