media: b2c2-flexcop-usb: add sanity checking
authorOliver Neukum <oneukum@suse.com>
Tue, 30 Jul 2019 07:48:27 +0000 (09:48 +0200)
committerMauro Carvalho Chehab <mchehab@kernel.org>
Sat, 9 Nov 2019 08:14:35 +0000 (09:14 +0100)
commit1b976fc6d684e3282914cdbe7a8d68fdce19095c
treedff54e83bd9b883fe2c4391e6ad8d7e1366c8853
parentd52741728a518afe536d22dc6e9b60193c5fa942
media: b2c2-flexcop-usb: add sanity checking

The driver needs an isochronous endpoint to be present. It will
oops in its absence. Add checking for it.

Reported-by: syzbot+d93dff37e6a89431c158@syzkaller.appspotmail.com
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
drivers/media/usb/b2c2/flexcop-usb.c