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(parent: 5cc4a1a) | 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)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Thu, 16 Mar 2017 20:56:52 +0000 (13:56 -0700)
commitba340d7b83703768ce566f53f857543359aa1b98
treedb3c84d288b2bbc111fcf4ccaba5d3aa79591dc5tree | snapshot
parent5cc4a1a9f5c179795c8a1f2b0f4361829d6a070ecommit | diff
Input: hanwang - 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: bba5394ad3bd ("Input: add support for Hanwang tablets")
Signed-off-by: Johan Hovold <johan@kernel.org>
Cc: stable@vger.kernel.org # 2.6.37
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/tablet/hanwang.c diff | blob | history
Domain: System / Kernel;