From: Adam Lee <adam.lee@canonical.com>
Date: Sat, 8 Jun 2013 08:51:15 +0000 (+0800)
Subject: thinkpad_acpi: return -NODEV while operating uninitialized LEDs
X-Git-Tag: v3.12-rc1~6^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=edf2d7780da5d96a168da7e31b36fb11620106d3;p=pandora-kernel.git

thinkpad_acpi: return -NODEV while operating uninitialized LEDs

Not all 0-15 LEDs are available for all models, sometimes it's even not
safe. This patch return -NODEV while operating uninitialized LEDs.

Signed-off-by: Adam Lee <adam.lee@canonical.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
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