x25_asy: Fix ref count rule violation
x25_asy does not take an ldisc reference before calling the flush method.
Fix it to use the helper function we provide.
Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 1e89d4d..5e2d763 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -554,6 +554,7 @@
static int x25_asy_open_tty(struct tty_struct *tty)
{
struct x25_asy *sl = (struct x25_asy *) tty->disc_data;
+ struct tty_ldisc *ld;
int err;
/* First make sure we're not already connected. */
@@ -572,9 +573,7 @@
if (tty->driver->flush_buffer) {
tty->driver->flush_buffer(tty);
}
- if (tty->ldisc.flush_buffer) {
- tty->ldisc.flush_buffer(tty);
- }
+ tty_ldisc_flush(tty);
/* Restore default settings */
sl->dev->type = ARPHRD_X25;