2 files changed, 2 insertions, 20 deletions

diff --git a/src/usr.bin/openssl/s_client.c b/src/usr.bin/openssl/s_client.c
index f03f8a9505..df35ffbc65 100644
--- a/src/usr.bin/openssl/s_client.c
+++ b/src/usr.bin/openssl/s_client.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: s_client.c,v 1.53 2021/03/17 18:08:32 jsing Exp $ */
+/* $OpenBSD: s_client.c,v 1.54 2021/03/17 18:11:01 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -1025,12 +1025,6 @@ s_client_main(int argc, char **argv)
 
         if (s_client_config.clr)
                 SSL_CTX_clear_options(ctx, s_client_config.clr);
-        /*
-         * DTLS: partial reads end up discarding unread UDP bytes :-( Setting
-         * read ahead solves this problem.
-         */
-        if (s_client_config.socket_type == SOCK_DGRAM)
-                SSL_CTX_set_read_ahead(ctx, 1);
 
         if (s_client_config.alpn_in) {
                 unsigned short alpn_len;
diff --git a/src/usr.bin/openssl/s_server.c b/src/usr.bin/openssl/s_server.c
index 16732954f1..1bd544324a 100644
--- a/src/usr.bin/openssl/s_server.c
+++ b/src/usr.bin/openssl/s_server.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: s_server.c,v 1.46 2021/03/17 18:09:50 jsing Exp $ */
+/* $OpenBSD: s_server.c,v 1.47 2021/03/17 18:11:01 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -1239,12 +1239,6 @@ s_server_main(int argc, char *argv[])
         if (s_server_config.bugs)
                 SSL_CTX_set_options(ctx, SSL_OP_ALL);
         SSL_CTX_set_options(ctx, s_server_config.off);
-        /*
-         * DTLS: partial reads end up discarding unread UDP bytes :-( Setting
-         * read ahead solves this problem.
-         */
-        if (s_server_config.socket_type == SOCK_DGRAM)
-                SSL_CTX_set_read_ahead(ctx, 1);
 
         if (s_server_config.state)
                 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
@@ -1307,12 +1301,6 @@ s_server_main(int argc, char *argv[])
                 if (s_server_config.bugs)
                         SSL_CTX_set_options(ctx2, SSL_OP_ALL);
                 SSL_CTX_set_options(ctx2, s_server_config.off);
-                /*
-                 * DTLS: partial reads end up discarding unread UDP bytes :-(
-                 * Setting read ahead solves this problem.
-                 */
-                if (s_server_config.socket_type == SOCK_DGRAM)
-                        SSL_CTX_set_read_ahead(ctx2, 1);
 
                 if (s_server_config.state)
                         SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);