From: Alyssa Milburn <amilburn@zall.org>
Date: Sat, 1 Apr 2017 17:34:08 +0000 (-0300)
Subject: zr364xx: enforce minimum size when reading header
X-Git-Tag: v3.2.92~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e674844ad3a2c336e23005a82354db5b9b2f4773;p=pandora-kernel.git

zr364xx: enforce minimum size when reading header

commit ee0fe833d96793853335844b6d99fb76bd12cbeb upstream.

This code copies actual_length-128 bytes from the header, which will
underflow if the received buffer is too small.

Signed-off-by: Alyssa Milburn <amilburn@zall.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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