diff options
Diffstat (limited to 'drivers/char/briq_panel.c')
| -rw-r--r-- | drivers/char/briq_panel.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/briq_panel.c b/drivers/char/briq_panel.c index 555cd93..d5fa113 100644 --- a/drivers/char/briq_panel.c +++ b/drivers/char/briq_panel.c @@ -67,15 +67,15 @@ static void set_led(char state) static int briq_panel_open(struct inode *ino, struct file *filep) { - lock_kernel(); + tty_lock(); /* enforce single access, vfd_is_open is protected by BKL */ if (vfd_is_open) { - unlock_kernel(); + tty_unlock(); return -EBUSY; } vfd_is_open = 1; - unlock_kernel(); + tty_unlock(); return 0; } |