diff options
| author | chao bi <chao.bi@intel.com> | 2012-12-12 11:40:56 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-21 11:45:00 -0800 |
| commit | 904e718cc7b18ea8db425d51e9601fb21699892e (patch) | |
| tree | d1e78257b228378d160a674cc517952bd9de3453 | |
| parent | f21c75c02cfdc2518e8c07d5bbed2fd815bfd457 (diff) | |
serial:ifx6x60:Delete SPI timer when shut down port
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>
| -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 5315525220f..5d0d4f61cfb 100644 --- a/drivers/tty/serial/ifx6x60.c +++ b/drivers/tty/serial/ifx6x60.c @@ -551,6 +551,7 @@ 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); } |