From aae59483bce95c3fffd4fa66d5360712f372ba1a Mon Sep 17 00:00:00 2001
From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Wed, 21 Jan 2015 15:11:46 -0700
Subject: [PATCH] staging: comedi: ni_labpc: remove unnecessary private data
 validation

The labpc_free_dma_chan() function validates the private data. Remove the
unnecessary validation in labpc_datach().

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