From: Ben Hutchings <ben@decadent.org.uk>
Date: Sun, 16 Jun 2013 20:27:12 +0000 (+0100)
Subject: x86/efi: Fix dummy variable buffer allocation
X-Git-Tag: v3.10-rc7~8^2^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b8cb62f82103083a6e8fa5470bfe634a2c06514d;p=pandora-kernel.git

x86/efi: Fix dummy variable buffer allocation

1. Check for allocation failure
2. Clear the buffer contents, as they may actually be written to flash
3. Don't leak the buffer

Compile-tested only.

[ Tested successfully on my buggy ASUS machine - Matt ]

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Cc: stable@vger.kernel.org
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
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