From 4b1fea003cdfb4ebe0764b484f1f808b7e2e5071 Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 23 Apr 2014 16:06:57 -0700
Subject: [PATCH] staging: comedi: adv_pci1710: remove 'ai_data_len' from
 private data

This member of the private data is just a copy of the s->async->prealloc_bufsz.
Use that instead.

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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Reading git-format-patch failed