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authorJohan Hovold <jhovold@gmail.com>2013-09-10 12:50:49 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-05 07:17:55 -0700
commit7c429067c4df70216638104c890bf6cfe4fdcf95 (patch)
tree390a79e5e69ff5690ba429318009e1d9576d525e
parentc1fbde0427058453c32b39d4022f276d485489c6 (diff)
serial: pch_uart: fix tty-kref leak in rx-error path
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@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/serial/pch_uart.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c
index 572d48189de9..591cadb0bcc3 100644
--- a/drivers/tty/serial/pch_uart.c
+++ b/drivers/tty/serial/pch_uart.c
@@ -1071,6 +1071,8 @@ 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);
}
}