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Nicolas Ferre authored
A side effect of 89d82324 ("tty/serial: atmel_serial: BUG: stop DMA from transmitting in stop_tx") is that the console can be called with TX path disabled. Then the system would hang trying to push charecters out in atmel_console_putchar(). Signed-off-by:
Nicolas Ferre <nicolas.ferre@microchip.com> Fixes: 89d82324 ("tty/serial: atmel_serial: BUG: stop DMA from transmitting in stop_tx") Cc: stable <stable@vger.kernel.org> #4.4+ Acked-by:
Richard Genoud <richard.genoud@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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