1 files changed, 17 insertions, 10 deletions

diff --git a/clientloop.c b/clientloop.c
index c7362caa8..ae93dcdf3 100644
--- a/clientloop.c
+++ b/clientloop.c
@@ -464,14 +464,19 @@ client_global_request_reply(int type, u_int32_t seq, void *ctxt)
 static void
 server_alive_check(void)
 {
-        if (++server_alive_timeouts > options.server_alive_count_max) {
-                logit("Timeout, server not responding.");
-                cleanup_exit(255);
+        if (compat20) {
+                if (++server_alive_timeouts > options.server_alive_count_max) {
+                        logit("Timeout, server not responding.");
+                        cleanup_exit(255);
+                }
+                packet_start(SSH2_MSG_GLOBAL_REQUEST);
+                packet_put_cstring("keepalive@openssh.com");
+                packet_put_char(1);     /* boolean: want reply */
+                packet_send();
+        } else {
+                packet_send_ignore(0);
+                packet_send();
         }
-        packet_start(SSH2_MSG_GLOBAL_REQUEST);
-        packet_put_cstring("keepalive@openssh.com");
-        packet_put_char(1);     /* boolean: want reply */
-        packet_send();
 }
 
 /*
@@ -532,7 +537,7 @@ client_wait_until_can_do_something(fd_set **readsetp, fd_set **writesetp,
          * event pending.
          */
 
-        if (options.server_alive_interval == 0 || !compat20)
+        if (options.server_alive_interval == 0)
                 tvp = NULL;
         else {
                 tv.tv_sec = options.server_alive_interval;
@@ -1549,8 +1554,10 @@ client_loop(int have_pty, int escape_char_arg, int ssh2_chan_id)
                 exit_status = 0;
         }
 
-        if (received_signal)
-                fatal("Killed by signal %d.", (int) received_signal);
+        if (received_signal) {
+                debug("Killed by signal %d.", (int) received_signal);
+                cleanup_exit((int) received_signal + 128);
+        }
 
         /*
          * In interactive mode (with pseudo tty) display a message indicating