commit 7195571681ec4793f04758ee0ec55de418d2bb69
author Arto Kinnunen <arto.kinnunen@arm.com> Fri Jan 03 14:26:20 2020 +0200
committer Arto Kinnunen <arto.kinnunen@arm.com> Tue Jan 07 10:47:58 2020 +0200
tree 790e0944c143f7e3b3b2d54fbf3e9c361e982653
parent e91f0dc905dde1177140de4452601883dca84d63

Replace mbedtls_platform_enforce_volatile_reads 2

Replace remaining mbedtls_platform_enforce_volatile_reads() with
mbedtls_platform_random_delay().

library/ssl_srv.c

diff --git a/library/ssl_srv.c b/library/ssl_srv.c
index 92d1da0..2ba1c19 100644
--- a/library/ssl_srv.c
+++ b/library/ssl_srv.c
@@ -4064,7 +4064,7 @@
 
     if( pmscounter == ssl->handshake->pmslen )
     {
-        mbedtls_platform_enforce_volatile_reads();
+        mbedtls_platform_random_delay(50);
         if( pmscounter == ssl->handshake->pmslen )
         {
             ssl->handshake->premaster_generated = MBEDTLS_SSL_FI_FLAG_SET;
@@ -4651,7 +4651,7 @@
 
     if( ret == 0 )
     {
-        mbedtls_platform_enforce_volatile_reads();
+        mbedtls_platform_random_delay(50);
 
         if( ret == 0 )
         {