libqtest: Plug fd and memory leaks in qtest_quit()

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Message-id: 1371711329-9144-2-git-send-email-armbru@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

tests/libqtest.c

@@ -171,12 +171,16 @@ void qtest_quit(QTestState *s)
         waitpid(pid, &status, 0);
     }
 
+    close(s->fd);
+    close(s->qmp_fd);
+    g_string_free(s->rx, true);
     unlink(s->pid_file);
     unlink(s->socket_path);
     unlink(s->qmp_socket_path);
     g_free(s->pid_file);
     g_free(s->socket_path);
     g_free(s->qmp_socket_path);
+    g_free(s);
 }
 
 static void socket_sendf(int fd, const char *fmt, va_list ap)