From: Alyssa Milburn <amilburn@zall.org>
Date: Sat, 1 Apr 2017 17:34:49 +0000 (-0300)
Subject: dw2102: limit messages to buffer size
X-Git-Tag: v3.2.92~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=716e324b700b885a6692b38d113329b61788d2d5;p=pandora-kernel.git

dw2102: limit messages to buffer size

commit 950e252cb469f323740d78e4907843acef89eedb upstream.

Otherwise the i2c transfer functions can read or write beyond the end of
stack or heap buffers.

Signed-off-by: Alyssa Milburn <amilburn@zall.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
[bwh: Backported to 3.2:
 - Use obuf instead of state->data
 - Adjust filename, context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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