serial:ifx6x60:Delete SPI timer when shut down port

PATCH New channing 1 participant 1 message Jan 10, 2013 TTY layer and serial drivers

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channing

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2013-01-10 04:49 UTC #0 lore raw

PATCH 1/1 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 <[email protected]>

Signed-off-by channing <[email protected]>

---
 drivers/tty/serial/ifx6x60.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

drivers/tty/serial/ifx6x60.c +1 -0

index 675d94a..7eed323 100644
@@ -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);
 }

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1.7.1