From: Johan Hovold Date: Wed, 7 Oct 2009 18:05:04 +0000 (+0200) Subject: USB: ftdi_sio: remove tty->low_latency X-Git-Tag: v2.6.32-rc4~4^2~31 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=commitdiff_plain;h=0cbd81a9f6ba USB: ftdi_sio: remove tty->low_latency Fixes tty_flip_buffer_push being called from hard interrupt context with low_latency set. Signed-off-by: Johan Hovold Cc: stable Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 4f883b1773d0..0ac2c2f540c9 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1234,7 +1234,6 @@ static int set_serial_info(struct tty_struct *tty, (new_serial.flags & ASYNC_FLAGS)); priv->custom_divisor = new_serial.custom_divisor; - tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; write_latency_timer(port); check_and_exit: @@ -1704,9 +1703,6 @@ static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port) priv->rx_bytes = 0; spin_unlock_irqrestore(&priv->rx_lock, flags); - if (tty) - tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0; - write_latency_timer(port); /* No error checking for this (will get errors later anyway) */