From: Kim, Milo <Milo.Kim@ti.com>
Date: Fri, 15 Mar 2013 00:19:36 +0000 (-0700)
Subject: leds: lp55xx: fix the sysfs read operation
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~22^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=24d321284745cbc593fba8115585329d48703704;p=pandora-kernel.git

leds: lp55xx: fix the sysfs read operation

According to a sysfs documentation(Documentation/filesystem/sysfs.txt),
scnprintf() should be used in a read operation method.
It guarantees safe buffer size(PAGE_SIZE) which is allocated by the sysfs.

Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
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