media: mc-entity.c: use WARN_ON, validate link pads

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Use WARN_ON instead of BUG_ON.

Add two new WARN_ONs to verify that the source pad is really a source
and that the sink pad is really a sink.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
[hverkuil-cisco@xs4all.nl: use ! instead of == NULL for source and sink]
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Hans Verkuil 2020-02-04 19:13:13 +01:00 • committed by Mauro Carvalho Chehab

parent 0c9d29eb1c

commit a3fbc2e6bb

1 changed files with 8 additions and 3 deletions

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drivers/media/mc/mc-entity.c

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