3.5.7.23 -stable review patch. If anyone has any objections, please let me know.
------------------
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: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
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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