V4L/DVB (9942): v4l2-dev: check for parent device in get_index.

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get_index requires a valid parent device in order to discover which
indices are in use. Some drivers (e.g. pvrusb2) do not set the parent
device. In that case just return 0.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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Hans Verkuil 2008-12-19 09:10:56 -03:00 • committed by Mauro Carvalho Chehab

parent cfbd307289

commit 806e5b7cfa

1 changed files with 4 additions and 0 deletions

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drivers/media/video/v4l2-dev.c

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