1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 75d2a46e106f..3752edc30c36 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1148,7 +1148,8 @@ int tty_check_change(struct tty_struct * tty)
                 return 0;
         if (is_current_pgrp_orphaned())
                 return -EIO;
-        (void) kill_pgrp(task_pgrp(current), SIGTTOU, 1);
+        kill_pgrp(task_pgrp(current), SIGTTOU, 1);
+        set_thread_flag(TIF_SIGPENDING);
         return -ERESTARTSYS;
 }