TTY: switch tty_flip_buffer_push

Now, we start converting tty buffer functions to actually use
tty_port. This will allow us to get rid of the need of tty in many
call sites. Only tty_port will needed and hence no more
tty_port_tty_get in those paths.

Now, the one where most of tty_port_tty_get gets removed:
tty_flip_buffer_push.

IOW we also closed all the races in drivers not using tty_port_tty_get
at all yet.

Also we move tty_flip_buffer_push declaration from include/linux/tty.h
to include/linux/tty_flip.h to all others while we are changing it
anyway.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/tty/isicom.c b/drivers/tty/isicom.c
index c70144f55fc0..858291ca889c 100644
--- a/drivers/tty/isicom.c
+++ b/drivers/tty/isicom.c
@@ -637,7 +637,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id)
                         tty_insert_flip_char(&port->port, 0, TTY_BREAK);
                         if (port->port.flags & ASYNC_SAK)
                                 do_SAK(tty);
-                        tty_flip_buffer_push(tty);
+                        tty_flip_buffer_push(&port->port);
                         break;
 
                 case 2: /* Statistics            */
@@ -671,7 +671,7 @@ static irqreturn_t isicom_interrupt(int irq, void *dev_id)
                                 byte_count -= 2;
                         }
                 }
-                tty_flip_buffer_push(tty);
+                tty_flip_buffer_push(&port->port);
         }
         outw(0x0000, base+0x04); /* enable interrupts */
         spin_unlock(&card->card_lock);