From 71e06af26cb6ed93a58a8a835d0d70191d779343 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Wed, 14 May 2014 10:33:49 +0930
Subject: [PATCH] drivers/regulator/virtual: avoid world-writable sysfs files.

In line with practice for module parameters, we're adding a build-time
check that sysfs files aren't world-writable.

Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Reading git-format-patch failed