Patch "serial: pch_uart: fix tty-kref leak in rx-error path" has been added to the 3.4-stable tree

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This is a note to let you know that I've just added the patch titled

    serial: pch_uart: fix tty-kref leak in rx-error path

to the 3.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     serial-pch_uart-fix-tty-kref-leak-in-rx-error-path.patch
and it can be found in the queue-3.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 73449fe73fa3d46232176fe6c73702b29b6479d2 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@xxxxxxxxx>
Date: Tue, 10 Sep 2013 12:50:49 +0200
Subject: serial: pch_uart: fix tty-kref leak in rx-error path

From: Johan Hovold <jhovold@xxxxxxxxx>

commit fc0919c68cb2f75bb1af759315f9d7e2a9443c28 upstream.

Fix tty-kref leak introduced by commit 384e301e ("pch_uart: fix a
deadlock when pch_uart as console") which never put its tty reference.

Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Rui Xiang <rui.xiang@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/tty/serial/pch_uart.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1065,6 +1065,8 @@ static void pch_uart_err_ir(struct eg20t
 	if (tty == NULL) {
 		for (i = 0; error_msg[i] != NULL; i++)
 			dev_err(&priv->pdev->dev, error_msg[i]);
+	} else {
+		tty_kref_put(tty);
 	}
 }
 


Patches currently in stable-queue which might be from jhovold@xxxxxxxxx are

queue-3.4/usb-serial-option-add-support-for-novatel-e371-pcie-card.patch
queue-3.4/serial-pch_uart-fix-tty-kref-leak-in-rx-error-path.patch
queue-3.4/usb-ftdi_sio-add-novatech-orionlxm-product-id.patch
queue-3.4/serial-pch_uart-fix-tty-kref-leak-in-dma-rx-path.patch
queue-3.4/usb-io_ti-fix-firmware-download-on-big-endian-machines-part-2.patch
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