From a88df39ceaa3c1f5189147ae045fdd2e80a56b83 Mon Sep 17 00:00:00 2001
From: Ron Eldor <Ron.Eldor@arm.com>
Date: Sun, 2 Dec 2018 15:37:27 +0200
Subject: [PATCH] Reduce default MBEDTLS_MPI_MAX_SIZE

Reduce the default size of `MBEDTLS_MPI_MAX_SIZE` to 512 bytes,
as the default 1024 consumes much stack, and supporting RSA 4096 bit
may suffice at the moment.
---
 features/mbedtls/importer/adjust-config.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/features/mbedtls/importer/adjust-config.sh b/features/mbedtls/importer/adjust-config.sh
index d6cc758a73..c1e7eb3855 100755
--- a/features/mbedtls/importer/adjust-config.sh
+++ b/features/mbedtls/importer/adjust-config.sh
@@ -140,6 +140,8 @@ conf unset MBEDTLS_SSL_TRUNCATED_HMAC
 
 conf unset MBEDTLS_PLATFORM_TIME_TYPE_MACRO
 
+conf set MBEDTLS_MPI_MAX_SIZE     512
+
 # The following configurations are a needed for Mbed Crypto submodule.
 # They are related to the persistent key storage feature.
 conf set MBEDTLS_PSA_CRYPTO_STORAGE_C