Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758798Ab2KWBTF (ORCPT ); Thu, 22 Nov 2012 20:19:05 -0500 Received: from mga14.intel.com ([143.182.124.37]:60502 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758462Ab2KWBTB (ORCPT ); Thu, 22 Nov 2012 20:19:01 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.83,304,1352102400"; d="scan'208";a="221242496" Subject: [PATCH] serial:ifx6x60:Delete SPI timer when shut down port From: chao bi To: Alan Cox Cc: richardx.r.gorby@intel.com, jun.d.chen@intel.com, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Date: Fri, 23 Nov 2012 09:33:33 +0800 Message-ID: <1353634413.22077.15.camel@bichao> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1079 Lines: 33 When shut down SPI port, it's possible that MRDY has been asserted and a SPI timer was activated waiting for SRDY assert, in the case, it needs to delete this timer. Signed-off-by: Chen Jun Signed-off-by: channing --- drivers/tty/serial/ifx6x60.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c index 5b9bc19..f5e9666 100644 --- a/drivers/tty/serial/ifx6x60.c +++ b/drivers/tty/serial/ifx6x60.c @@ -552,6 +552,7 @@ static void ifx_port_shutdown(struct tty_port *port) container_of(port, struct ifx_spi_device, tty_port); mrdy_set_low(ifx_dev); + del_timer(&ifx_dev->spi_timer); clear_bit(IFX_SPI_STATE_TIMER_PENDING, &ifx_dev->flags); tasklet_kill(&ifx_dev->io_work_tasklet); } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/