From: Alyssa Milburn <amilburn@zall.org>
Date: Sat, 1 Apr 2017 17:33:42 +0000 (-0300)
Subject: digitv: limit messages to buffer size
X-Git-Tag: v3.2.92~35
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a4b6a9aa3a892f819acf68d1a61765ec4dfc10d;p=pandora-kernel.git

digitv: limit messages to buffer size

commit 821117dc21083a99dd99174c10848d70ff43de29 upstream.

Return an error rather than memcpy()ing beyond the end of the buffer.
Internal callers use appropriate sizes, but digitv_i2c_xfer may not.

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, context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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