From 2e8d133ebf6426bf8fe4328d73022405af6dfda7 Mon Sep 17 00:00:00 2001
From: Hanno Becker <hanno.becker@arm.com>
Date: Thu, 25 Jul 2019 10:27:36 +0100
Subject: [PATCH] Reintroduce return code checking when sending NoRenego alert
---
library/ssl_tls.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index c9a9e297a..e37122fa5 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -10234,9 +10234,11 @@ int mbedtls_ssl_read( mbedtls_ssl_context *ssl, unsigned char *buf, size_t len )
defined(MBEDTLS_SSL_PROTO_TLS1_2)
if( mbedtls_ssl_get_minor_ver( ssl ) >= MBEDTLS_SSL_MINOR_VERSION_1 )
{
- mbedtls_ssl_send_alert_message( ssl,
- MBEDTLS_SSL_ALERT_LEVEL_WARNING,
- MBEDTLS_SSL_ALERT_MSG_NO_RENEGOTIATION );
+ ret = mbedtls_ssl_send_alert_message( ssl,
+ MBEDTLS_SSL_ALERT_LEVEL_WARNING,
+ MBEDTLS_SSL_ALERT_MSG_NO_RENEGOTIATION );
+ if( ret != 0 )
+ return( ret );
}
else
#endif /* MBEDTLS_SSL_PROTO_TLS1 || MBEDTLS_SSL_PROTO_TLS1_1 ||