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

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

Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2013-09-10 12:50:49 +02:00 committed by Greg Kroah-Hartman
parent cfd29aa0e8
commit fc0919c68c
1 changed files with 2 additions and 0 deletions
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2
drivers/tty/serial/pch_uart.c
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@ -1098,6 +1098,8 @@ 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);
}
}