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(parent: 59cf8be) | patch
Input: cm109 - validate number of endpoints before using them
authorJohan Hovold <johan@kernel.org>
Thu, 16 Mar 2017 18:35:12 +0000 (11:35 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Thu, 16 Mar 2017 20:56:50 +0000 (13:56 -0700)
commitac2ee9ba953afe88f7a673e1c0c839227b1d7891
treee2177137cd0d720e113a25fab1eb93ed7cd9b51ctree | snapshot (tar.gz zip)
parent59cf8bed44a79ec42303151dd014fdb6434254bbcommit | diff
Input: cm109 - validate number of endpoints before using them

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

Fixes: c04148f915e5 ("Input: add driver for USB VoIP phones with CM109...")
Signed-off-by: Johan Hovold <johan@kernel.org>
Cc: stable@vger.kernel.org # 2.6.28
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/misc/cm109.c diff | blob | blame | history