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(parent: 247f34f) | patch
media: vivid: s_fbuf: add more sanity checks
authorHans Verkuil <hverkuil-cisco@xs4all.nl>
Wed, 12 Oct 2022 14:32:28 +0000 (15:32 +0100)
committerMauro Carvalho Chehab <mchehab@kernel.org>
Tue, 25 Oct 2022 15:38:53 +0000 (16:38 +0100)
commitf8bcaf714abfc94818dff8c0db84d750433984f4
treef80e490088b1ceabcb0be18d7a5580d6d6cb7c56tree | snapshot
parent247f34f7b80357943234f93f247a1ae6b6c3a740commit | diff
media: vivid: s_fbuf: add more sanity checks

VIDIOC_S_FBUF is by definition a scary ioctl, which is why only root
can use it. But at least check if the framebuffer parameters match that
of one of the framebuffer created by vivid, and reject anything else.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Fixes: ef834f7836ec ([media] vivid: add the video capture and output parts)
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
drivers/media/test-drivers/vivid/vivid-core.c diff | blob | history
drivers/media/test-drivers/vivid/vivid-core.h diff | blob | history
drivers/media/test-drivers/vivid/vivid-vid-cap.c diff | blob | history
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