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| /openbmc/linux/drivers/media/usb/hdpvr/ |
| H A D | hdpvr-core.c | diff d4a6a9537bc32811486282206ecfb7c53754b74d Wed Jul 17 09:19:46 CDT 2019 Luke Nowakowski-Krijger <lnowakow@eng.ucsd.edu> media: hdpvr: Add device num check and handling
Add hdpvr device num check and error handling
We need to increment the device count atomically before we checkout a
device to make sure that we do not reach the max count, otherwise we get
out-of-bounds errors as reported by syzbot.
Reported-and-tested-by: syzbot+aac8d0d7205f112045d2@syzkaller.appspotmail.com
Signed-off-by: Luke Nowakowski-Krijger <lnowakow@eng.ucsd.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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