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(parent: 0c0454a) | patch
Input: hanwang - validate number of endpoints before using them
authorJohan Hovold <johan@kernel.org>
Thu, 16 Mar 2017 18:39:29 +0000 (11:39 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 22 Apr 2017 05:15:03 +0000 (07:15 +0200)
commit1a215bc8af3f9090238e9f6f85d5d5deddf88fb6
tree5e06fc929057e08a6363943a7a5be3f41f0480aatree | snapshot
parent0c0454a88f398f70d9621d568a0f8040baf5469bcommit | diff
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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/input/tablet/hanwang.c diff | blob | history
wrapfs-5.3.y