diff options
| author | chao bi <chao.bi@intel.com> | 2012-12-12 11:40:56 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-15 19:06:42 -0800 |
| commit | 014b9b4ce84281ccb3d723c792bed19815f3571a (patch) | |
| tree | 180434b6e2aa9cfb1e1913cf6f8821e48d406028 /drivers | |
| parent | b7b9041b208d09c114d9d30ff1b7f860b7765f45 (diff) | |
serial:ifx6x60:Delete SPI timer when shut down port
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>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | 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 675d94ab0af..7eed3235dad 100644 --- a/drivers/tty/serial/ifx6x60.c +++ b/drivers/tty/serial/ifx6x60.c @@ -637,6 +637,7 @@ static void ifx_port_shutdown(struct tty_port *port) clear_bit(IFX_SPI_STATE_IO_AVAILABLE, &ifx_dev->flags); 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); } |