diff options
Diffstat (limited to 'drivers/accessibility/speakup/spk_ttyio.c')
| -rw-r--r-- | drivers/accessibility/speakup/spk_ttyio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/accessibility/speakup/spk_ttyio.c b/drivers/accessibility/speakup/spk_ttyio.c index 08cf8a17754b..07373b3debd1 100644 --- a/drivers/accessibility/speakup/spk_ttyio.c +++ b/drivers/accessibility/speakup/spk_ttyio.c @@ -354,6 +354,9 @@ void spk_ttyio_release(struct spk_synth *in_synth) { struct tty_struct *tty = in_synth->dev; + if (tty == NULL) + return; + tty_lock(tty); if (tty->ops->close) |