ktest: Restore stty setting at first in dodie

The do_send_email() will call die before restoring stty if sendmail
setting is not correct or sendmail is not installed. It is safer to
restore it in the beginning of dodie().

Link: https://lkml.kernel.org/r/167420617635.2988775.13045295332829029437.stgit@devnote3
Cc: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 822794ca40292b331de45db5a06524702db2d4a5..829f5bdfd2e439346860b076de38d0a36271efa0 100755 (executable)
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1538,6 +1538,11 @@ sub dodie {
     return if ($in_die);
     $in_die = 1;
 
+    if ($monitor_cnt) {
+       # restore terminal settings
+       system("stty $stty_orig");
+    }
+
     my $i = $iteration;
 
     doprint "CRITICAL FAILURE... [TEST $i] ", @_, "\n";
@@ -1584,11 +1589,6 @@ sub dodie {
                "Your test started at $script_start_time has failed with:\n@_\n", $log_file);
     }
 
-    if ($monitor_cnt) {
-       # restore terminal settings
-       system("stty $stty_orig");
-    }
-
     if (defined($post_test)) {
        run_command $post_test;
     }