tty: Move the vt_tty field from the vc_data into the standard tty_port

This takes all the tty references through the expected interface points so
we can refcount them.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 295af823a07..c734f9b1263 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -973,12 +973,12 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
  *      Resize a virtual console as seen from the console end of things. We
  *      use the common vc_do_resize methods to update the structures. The
  *      caller must hold the console sem to protect console internals and
- *      vc->vc_tty
+ *      vc->port.tty
  */
 
 int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int rows)
 {
-        return vc_do_resize(vc->vc_tty, vc, cols, rows);
+        return vc_do_resize(vc->port.tty, vc, cols, rows);
 }
 
 /**
@@ -2807,12 +2807,12 @@ static int con_open(struct tty_struct *tty, struct file *filp)
                         struct vc_data *vc = vc_cons[currcons].d;
 
                         /* Still being freed */
-                        if (vc->vc_tty) {
+                        if (vc->port.tty) {
                                 release_console_sem();
                                 return -ERESTARTSYS;
                         }
                         tty->driver_data = vc;
-                        vc->vc_tty = tty;
+                        vc->port.tty = tty;
 
                         if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
                                 tty->winsize.ws_row = vc_cons[currcons].d->vc_rows;
@@ -2840,7 +2840,7 @@ static void con_shutdown(struct tty_struct *tty)
         struct vc_data *vc = tty->driver_data;
         BUG_ON(vc == NULL);
         acquire_console_sem();
-        vc->vc_tty = NULL;
+        vc->port.tty = NULL;
         release_console_sem();
         tty_shutdown(tty);
 }