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media: mceusb: sanity check for prescaler value
authorSean Young <sean@mess.org>
Tue, 19 Jan 2021 13:53:50 +0000 (14:53 +0100)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Wed, 27 Jan 2021 07:28:36 +0000 (08:28 +0100)
commit9dec0f48a75e0dadca498002d25ef4e143e60194
tree36ae132a069acc1d012b566b18fadbdc9b06451btree | snapshot
parenta6f42f5ebb7fa41bb17fd1814554929bf683007fcommit | diff
media: mceusb: sanity check for prescaler value

prescaler larger than 8 would mean the carrier is at most 152Hz,
which does not make sense for IR carriers.

Reported-by: syzbot+6d31bf169a8265204b8d@syzkaller.appspotmail.com
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/media/rc/mceusb.c diff | blob | history
Domain: System / Kernel;