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-rw-r--r--drivers/char/pty.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/char/pty.c b/drivers/char/pty.c
index da32889d22c0..49f3997fd251 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;