media: v4l2-dev: fix WARN_ON(!vdev->device_caps)

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Device nodes of type VFL_TYPE_SUBDEV have a 0 device_caps, so they
trigger this warning. Add a check against VFL_TYPE_SUBDEV.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Fixes: 3c1350501c ("media: v4l2-dev/ioctl: require non-zero device_caps, verify sane querycap results")
Reported-by: Jan Kotas <jank@cadence.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

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Hans Verkuil 2019-07-25 08:48:21 -04:00 • committed by Mauro Carvalho Chehab

parent 2c93346698

commit 049e684f2d

1 changed files with 2 additions and 2 deletions

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drivers/media/v4l2-core/v4l2-dev.c

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