From: Johan Hovold <johan@kernel.org>
Date: Thu, 16 Mar 2017 18:39:29 +0000 (-0700)
Subject: Input: hanwang - validate number of endpoints before using them
X-Git-Tag: v3.2.91~66
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5a2a5e6c28b145bc90652899c0b9f34404caee75;p=pandora-kernel.git

Input: hanwang - validate number of endpoints before using them

commit ba340d7b83703768ce566f53f857543359aa1b98 upstream.

Make sure to check the number of endpoints to avoid dereferencing a
NULL-pointer should a malicious device lack endpoints.

Fixes: bba5394ad3bd ("Input: add support for Hanwang tablets")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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