From: Johan Hovold <johan@kernel.org>
Date: Mon, 13 Mar 2017 12:44:20 +0000 (+0100)
Subject: ath9k_htc: fix NULL-deref at probe
X-Git-Tag: v3.2.92~44
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af4b41c56261592cd90c3ea196f6077c466fdd7a;p=pandora-kernel.git

ath9k_htc: fix NULL-deref at probe

commit ebeb36670ecac36c179b5fb5d5c88ff03ba191ec upstream.

Make sure to check the number of endpoints to avoid dereferencing a
NULL-pointer or accessing memory beyond the endpoint array should a
malicious device lack the expected endpoints.

Fixes: 36bcce430657 ("ath9k_htc: Handle storage devices")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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