From f05ffb6e12bcfcce5bb6c8eadbabe3b7ebe8f7db Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Mon, 22 Apr 2013 18:35:12 -0700
Subject: [PATCH] staging: comedi: das800: allow attaching without interrupt
 support

Interrupts are only requires for the analog input async command support.

Allow the driver to attach to the board if the request_irq() fails.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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