From af01da0e02def46c7f32f86811d6befb6ca16170 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Wed, 24 Jul 2013 15:05:10 -0700
Subject: [PATCH] extcon: convert extcon_class to use dev_groups

The dev_attrs field of struct class is going away soon, dev_groups
should be used instead.  This converts the extcon_class code to use the
correct field.

Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
Acked-by: Chanwoo Choi<cw00.choi@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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