From: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Date: Mon, 26 Apr 2010 23:08:27 +0000 (-0700)
Subject: iwlwifi: give correct return information for tx power debugfs
X-Git-Tag: v2.6.35-rc1~473^2~42^2^2~66
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0af0d04b8db7712498558541cbedeeebdbabf70f;p=pandora-kernel.git

iwlwifi: give correct return information for tx power debugfs

Return -EAGAIN when request tx power information and uCode is not ready;
so it will not confuse with tx power information not available.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
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