staging: comedi: ni_mio_common: ack ai fifo error interrupts.
authorFrank Mori Hess <fmh6jj@gmail.com>
Thu, 15 Mar 2018 10:25:44 +0000 (10:25 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 8 Apr 2018 10:12:58 +0000 (12:12 +0200)
commitbaa392b075f84359c79264a2482be434313ba25d
tree55f46b89fd8396a12e71c11d58287cff0136bccd
parent27bb1e0ce8c15e175867ef25f8ac111af5b2faf1
staging: comedi: ni_mio_common: ack ai fifo error interrupts.

commit e1d9fc04c41840a4688ef6ce90b6dcca157ea4d7 upstream.

Ack ai fifo error interrupts in interrupt handler to clear interrupt
after fifo overflow.  It should prevent lock-ups after the ai fifo
overflows.

Cc: <stable@vger.kernel.org> # v4.2+
Signed-off-by: Frank Mori Hess <fmh6jj@gmail.com>
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/ni_mio_common.c