3.5.7.23 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: Johan Hovold <[email protected]>

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 <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Luis Henriques <[email protected]>
---
 drivers/tty/serial/pch_uart.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 4798e94..9e97a39 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1064,6 +1064,8 @@ static void pch_uart_err_ir(struct eg20t_port *priv, 
unsigned int lsr)
        if (tty == NULL) {
                for (i = 0; error_msg[i] != NULL; i++)
                        dev_err(&priv->pdev->dev, error_msg[i]);
+       } else {
+               tty_kref_put(tty);
        }
 }
 
-- 
1.8.3.2

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