From: Clemens Ladisch <clemens@ladisch.de>
Date: Wed, 31 Mar 2010 14:26:39 +0000 (+0200)
Subject: firewire: cdev: disallow receive packets without header
X-Git-Tag: v2.6.34-rc5~14^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ba1d9c0c22947a9207029e7184733252e6135f1;p=pandora-kernel.git

firewire: cdev: disallow receive packets without header

In receive contexts, reject packets with header_length==0.  This would
be an instruction to queue zero packets which would not make sense.

This prevents a division by zero in the OHCI driver.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
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