Merge tag 'tty-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial patches from Greg Kroah-Hartman:
 "Here's the big tty/serial driver patches for 3.9-rc1.

  More tty port rework and fixes from Jiri here, as well as lots of
  individual serial driver updates and fixes.

  All of these have been in the linux-next tree for a while."

* tag 'tty-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (140 commits)
  tty: mxser: improve error handling in mxser_probe() and mxser_module_init()
  serial: imx: fix uninitialized variable warning
  serial: tegra: assume CONFIG_OF
  TTY: do not update atime/mtime on read/write
  lguest: select CONFIG_TTY to build properly.
  ARM defconfigs: add missing inclusions of linux/platform_device.h
  fb/exynos: include platform_device.h
  ARM: sa1100/assabet: include platform_device.h directly
  serial: imx: Fix recursive locking bug
  pps: Fix build breakage from decoupling pps from tty
  tty: Remove ancient hardpps()
  pps: Additional cleanups in uart_handle_dcd_change
  pps: Move timestamp read into PPS code proper
  pps: Don't crash the machine when exiting will do
  pps: Fix a use-after free bug when unregistering a source.
  pps: Use pps_lookup_dev to reduce ldisc coupling
  pps: Add pps_lookup_dev() function
  tty: serial: uartlite: Support uartlite on big and little endian systems
  tty: serial: uartlite: Fix sparse and checkpatch warnings
  serial/arc-uart: Miscll DT related updates (Grant's review comments)
  ...

Fix up trivial conflicts, mostly just due to the TTY config option
clashing with the EXPERIMENTAL removal.

1 files changed, 2 insertions, 7 deletions

diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index e24e2d4f4c1b..716930ab1bb1 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -287,7 +287,6 @@ static void ir_process_read_urb(struct urb *urb)
 {
         struct usb_serial_port *port = urb->context;
         unsigned char *data = urb->transfer_buffer;
-        struct tty_struct *tty;
 
         if (!urb->actual_length)
                 return;
@@ -302,12 +301,8 @@ static void ir_process_read_urb(struct urb *urb)
         if (urb->actual_length == 1)
                 return;
 
-        tty = tty_port_tty_get(&port->port);
-        if (!tty)
-                return;
-        tty_insert_flip_string(tty, data + 1, urb->actual_length - 1);
-        tty_flip_buffer_push(tty);
-        tty_kref_put(tty);
+        tty_insert_flip_string(&port->port, data + 1, urb->actual_length - 1);
+        tty_flip_buffer_push(&port->port);
 }
 
 static void ir_set_termios_callback(struct urb *urb)