From: Mike Christie <michaelc@cs.wisc.edu>
Date: Mon, 29 Sep 2014 18:55:41 +0000 (-0500)
Subject: be2iscsi: check ip buffer before copying
X-Git-Tag: fixes-for-v3.18-merge-window~25^2^2~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a41a9ad3bbf61fae0b6bfb232153da60d14fdbd9;p=pandora-kernel.git

be2iscsi: check ip buffer before copying

Dan Carpenter found a issue where be2iscsi would copy the ip
from userspace to the driver buffer before checking the len
of the data being copied:
http://marc.info/?l=linux-scsi&m=140982651504251&w=2

This patch just has us only copy what we the driver buffer
can support.

Cc: <stable@vger.kernel.org>
Tested-by: John Soni Jose <sony.john-n@emulex.com>
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---

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