media: v4l2-mem2mem: simplify poll logic

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Factorize redundant checks into a single code block, remove unneeded
checks (a buffer in done_list is necessarily in the DONE or ERROR
state), and we end up with a much simpler version of this function.

Signed-off-by: Alexandre Courbot <gnurou@gmail.com>
Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Alexandre Courbot 2020-08-27 14:49:46 +02:00 • committed by Mauro Carvalho Chehab

parent 566463afdb

commit 1698a7f151

1 changed files with 5 additions and 21 deletions

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drivers/media/v4l2-core/v4l2-mem2mem.c

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