Crypto: fix key variable name in single-shot cipher APIs

Signed-off-by: Salome Thirot <salome.thirot@arm.com>
Change-Id: Ie0902ea0e5c65c7f680c3210c9e2fac5e94cc0d3
diff --git a/interface/src/tfm_crypto_ipc_api.c b/interface/src/tfm_crypto_ipc_api.c
index 7496190..3250a7c 100644
--- a/interface/src/tfm_crypto_ipc_api.c
+++ b/interface/src/tfm_crypto_ipc_api.c
@@ -1336,7 +1336,7 @@
     struct tfm_crypto_pack_iovec iov = {
         .sfn_id = TFM_CRYPTO_CIPHER_ENCRYPT_SID,
         .alg = alg,
-        .key_id = key_id
+        .key_id = key
     };
 
     psa_invec in_vec[] = {
@@ -1372,7 +1372,7 @@
     struct tfm_crypto_pack_iovec iov = {
         .sfn_id = TFM_CRYPTO_CIPHER_DECRYPT_SID,
         .alg = alg,
-        .key_id = key_id
+        .key_id = key
     };
 
     psa_invec in_vec[] = {