[PATCH] serial:ifx6x60:Delete SPI timer when shut down port

[chao bi]

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@xxxxxxxxx>
Signed-off-by: channing <chao.bi@xxxxxxxxx>
---
 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



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