From: David Teigland <teigland@redhat.com>
Date: Mon, 4 Feb 2013 21:31:22 +0000 (-0600)
Subject: dlm: check the write size from user
X-Git-Tag: v3.8-rc7~15^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d4b0bcf32b946590afd29e202d6a399b84fe6c67;p=pandora-kernel.git

dlm: check the write size from user

Return EINVAL from write if the size is larger than
allowed.  Do this before allocating kernel memory for
the bogus size, which could lead to OOM.

Reported-by: Sasha Levin <levinsasha928@gmail.com>
Tested-by: Jana Saout <jana@saout.de>
Signed-off-by: David Teigland <teigland@redhat.com>
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