Input: ims-pcu - sanity check against missing interfaces
authorOliver Neukum <oneukum@suse.com>
Thu, 17 Mar 2016 21:00:17 +0000 (14:00 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 12 Apr 2016 16:09:04 +0000 (09:09 -0700)
commitaf18c4ca4b1728e2149844656bbf1aa8d7382682
treee2b1e91bfd846ff196be2926fad6472ebf78caff
parented12031e713305ef7836d5672ae2ab4e1446ce08
Input: ims-pcu - sanity check against missing interfaces

commit a0ad220c96692eda76b2e3fd7279f3dcd1d8a8ff upstream.

A malicious device missing interface can make the driver oops.
Add sanity checking.

Signed-off-by: Oliver Neukum <ONeukum@suse.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/input/misc/ims-pcu.c