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-rw-r--r--drivers/tty/tty_io.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index be5ab4a..d2333ab 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2618,6 +2618,11 @@ long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
return put_user(tty->ldisc->ops->num, (int __user *)p);
case TIOCSETD:
return tiocsetd(tty, p);
+ case TIOCGDEV:
+ {
+ unsigned int ret = new_encode_dev(tty_devnum(real_tty));
+ return put_user(ret, (unsigned int __user *)p);
+ }
/*
* Break handling
*/
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