From d8d34a817bc0041ba2f0ee09e40c18c7161e2c2d Mon Sep 17 00:00:00 2001
From: Tapasweni Pathak <tapaswenipathak@gmail.com>
Date: Thu, 30 Oct 2014 18:23:11 +0530
Subject: [PATCH] staging: dgap: Remove useless cast on NULL

Cast on NULL to a pointer type is not required. This
patch removes NULL casted to some pointer type.

The sematic patch used is:
@r@
type T;
@@
- (T *)NULL
+ NULL

Build tested it.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed