diff options
Diffstat (limited to 'drivers/char/pty.c')
| -rw-r--r-- | drivers/char/pty.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/char/pty.c b/drivers/char/pty.c index da32889d22c..49f3997fd25 100644 --- a/drivers/char/pty.c +++ b/drivers/char/pty.c @@ -149,15 +149,14 @@ static int pty_write_room(struct tty_struct *tty) static int pty_chars_in_buffer(struct tty_struct *tty) { struct tty_struct *to = tty->link; - ssize_t (*chars_in_buffer)(struct tty_struct *); int count; /* We should get the line discipline lock for "tty->link" */ - if (!to || !(chars_in_buffer = to->ldisc.chars_in_buffer)) + if (!to || !to->ldisc.chars_in_buffer) return 0; /* The ldisc must report 0 if no characters available to be read */ - count = chars_in_buffer(to); + count = to->ldisc.chars_in_buffer(to); if (tty->driver->subtype == PTY_TYPE_SLAVE) return count; |