ktest: Wait for console process to exit

To clean up the console processes that are forked to monitor the console,
there needs to be a waitpid().

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 0c8b61f8398edace8b4d7be42e50b8638679520d..4eece2a9772c6ac012f4791918cdedd60cb701be 100755 (executable)
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1515,6 +1515,9 @@ sub close_console {
     doprint "kill child process $pid\n";
     kill $close_console_signal, $pid;
 
+    doprint "wait for child process $pid to exit\n";
+    waitpid($pid, 0);
+
     print "closing!\n";
     close($fp);