| From | Herton Ronaldo Krzesinski <> | Subject | [PATCH 07/93] serial:ifx6x60:Delete SPI timer when shut down port | Date | Tue, 5 Feb 2013 20:05:56 -0200 |
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3.5.7.5 -stable review patch. If anyone has any objections, please let me know.
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From: chao bi <chao.bi@intel.com>
commit 014b9b4ce84281ccb3d723c792bed19815f3571a upstream.
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 <jun.d.chen@intel.com> Signed-off-by: channing <chao.bi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> [ herton: adjust context ] Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com> --- drivers/tty/serial/ifx6x60.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/tty/serial/ifx6x60.c b/drivers/tty/serial/ifx6x60.c index 144cd39..17f587c 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); } -- 1.7.9.5
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