From: Minchan Kim <minchan@kernel.org>
Date: Fri, 8 Jun 2012 06:39:26 +0000 (+0900)
Subject: staging: zram: fix random data read
X-Git-Tag: v3.6-rc1~100^2~881
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=374a69191d12a0525b7ffe1197abc30c4795a230;p=pandora-kernel.git

staging: zram: fix random data read

fd1a30de makes a bug that it uses (struct page *) as zsmalloc's handle
although it's a uncompressed page so that it can access random page,
return random data or even crashed by get_first_page in zs_map_object.

Cc: Seth Jennings <sjenning@linux.vnet.ibm.com>
Cc: Jerome Marchand <jmarchan@redhat.com>
Signed-off-by: Minchan Kim <minchan@kernel.org>
Acked-by: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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