From: Johannes Berg <johannes.berg@intel.com>
Date: Tue, 21 Aug 2012 16:57:11 +0000 (+0200)
Subject: iwlwifi: protect SRAM debugfs
X-Git-Tag: v3.6-rc5~20^2~21^2^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4fc79db178f0a0ede479b4713e00df2d106028b3;p=pandora-kernel.git

iwlwifi: protect SRAM debugfs

If the device is not started, we can't read its
SRAM and attempting to do so will cause issues.
Protect the debugfs read.

Cc: stable@vger.kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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