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(parent: 0812c68) | patch
Input: yealink - validate number of endpoints before using them
authorJohan Hovold <johan@kernel.org>
Thu, 16 Mar 2017 18:37:01 +0000 (11:37 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 30 Mar 2017 07:35:15 +0000 (09:35 +0200)
commite916f1d6188ef765303b4f74387d7e92d49a5be6
treebf310825954240214ff5ebd958eb7368eff2f652tree | snapshot
parent0812c6855c89d905e34e88166570cae4a401b23acommit | diff
Input: yealink - validate number of endpoints before using them

commit 5cc4a1a9f5c179795c8a1f2b0f4361829d6a070e upstream.

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

Fixes: aca951a22a1d ("[PATCH] input-driver-yealink-P1K-usb-phone")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/input/misc/yealink.c diff | blob | history
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