Do not return a structure, use a return parameter

Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index 2a60507..e78c087 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -2754,8 +2754,8 @@
     else if( opt.use_srtp != 0  )
     {
         size_t j = 0;
-        mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
-                        mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
+        mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
+        mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl, &dtls_srtp_negotiation_result );
 
         if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
                                 == MBEDTLS_TLS_SRTP_UNSET ) )
diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 81721bb..7383d88 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -3865,8 +3865,8 @@
     else if( opt.use_srtp != 0  )
     {
         size_t j = 0;
-        mbedtls_dtls_srtp_info dtls_srtp_negotiation_result =
-                        mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl );
+        mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
+        mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl, &dtls_srtp_negotiation_result );
 
         if( ( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
                                 == MBEDTLS_TLS_SRTP_UNSET ) )