commit 1873d3bfc2da771672bd8e7e8f41f57e0af77f33
author Paul Elliott <62069445+paul-elliott-arm@users.noreply.github.com> Mon Mar 27 18:05:28 2023 +0100
committer GitHub <noreply@github.com> Mon Mar 27 18:05:28 2023 +0100
tree 7401f86a914b9f8b14c558be199091e9eddea1aa
parent a33da450091071355ba6b91faf475128c2c636c8
parent ab9dc667ffc6e1e2bc10a131487da6f926ac9afe

Merge pull request #1010 from AndrzejKurek/fix-error-translation

psa_util: fix for correctly computing elements in array

include/mbedtls/psa_util.h

diff --git a/include/mbedtls/psa_util.h b/include/mbedtls/psa_util.h
index 6d5843d..b750716 100644
--- a/include/mbedtls/psa_util.h
+++ b/include/mbedtls/psa_util.h
@@ -388,8 +388,10 @@
 int psa_pk_status_to_mbedtls(psa_status_t status);
 
 /* Utility macro to shorten the defines of error translator in modules. */
-#define PSA_TO_MBEDTLS_ERR_LIST(status, error_list, fallback_f) \
-    psa_status_to_mbedtls(status, error_list, sizeof(error_list), fallback_f)
+#define PSA_TO_MBEDTLS_ERR_LIST(status, error_list, fallback_f)       \
+    psa_status_to_mbedtls(status, error_list,                         \
+                          sizeof(error_list)/sizeof(error_list[0]),   \
+                          fallback_f)
 
 #endif /* MBEDTLS_PSA_CRYPTO_C */
 #endif /* MBEDTLS_PSA_UTIL_H */

library/psa_util.c

diff --git a/library/psa_util.c b/library/psa_util.c
index fefeea5..43a10a3 100644
--- a/library/psa_util.c
+++ b/library/psa_util.c
@@ -112,10 +112,9 @@
 
 int psa_status_to_mbedtls(psa_status_t status,
                           const mbedtls_error_pair_t *local_translations,
-                          size_t local_errors_size,
+                          size_t local_errors_num,
                           int (*fallback_f)(psa_status_t))
 {
-    size_t local_errors_num = (size_t) local_errors_size / 2;
     for (size_t i = 0; i < local_errors_num; i++) {
         if (status == local_translations[i].psa_status) {
             return local_translations[i].mbedtls_error;