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 <[EMAIL PROTECTED]>

diff -u --new-file --recursive --exclude-from /usr/src/exclude 
linux.vanilla-2.6.24-mm1/drivers/net/wan/x25_asy.c 
linux-2.6.24-mm1/drivers/net/wan/x25_asy.c
--- linux.vanilla-2.6.24-mm1/drivers/net/wan/x25_asy.c  2008-02-06 
14:13:27.000000000 +0000
+++ linux-2.6.24-mm1/drivers/net/wan/x25_asy.c  2008-02-06 14:34:55.000000000 
+0000
@@ -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;
--
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