From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 1 Apr 2015 08:13:03 +0000 (+0300)
Subject: staging: lustre: prevent underflows in lnet_parse_reply()
X-Git-Tag: omap-for-v4.2/o2_dc~155^2~138^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=005b23d6b6e7e798b6799bedffc60f33494058ea;p=pandora-kernel.git

staging: lustre: prevent underflows in lnet_parse_reply()

I don't know if "hdr->payload_length;" can really be negative, but if so
then we shouldn't allow it.  Do the comparison as an unsigned.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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