media: venus: vdec: Clamp param smaller than 1fps and bigger than 240.
[ Upstream commit 377dc500d253f0b26732b2cb062e89668aef890a ] The driver uses "whole" fps in all its calculations (e.g. in load_per_instance()). Those calculation expect an fps bigger than 1, and not big enough to overflow. Clamp the value if the user provides a param that will result in an invalid fps. Reported-by:Hans Verkuil <hverkuil@xs4all.nl> Closes: https://lore.kernel.org/linux-media/f11653a7-bc49-48cd-9cdb-1659147453e4@xs4all.nl/T/#m91cd962ac942834654f94c92206e2f85ff7d97f0 Fixes: 7472c1c6 ("[media] media: venus: vdec: add video decoder files") Cc: stable@vger.kernel.org Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> # qrb5615-rb5 Reviewed-by:
Bryan O'Donoghue <bryan.odonoghue@linaro.org> Signed-off-by:
Ricardo Ribalda <ribalda@chromium.org> [bod: Change "parm" to "param"] Signed-off-by:
Bryan O'Donoghue <bod@kernel.org> Signed-off-by:
Hans Verkuil <hverkuil@xs4all.nl> [ Adjust context in header ] Signed-off-by:
Sasha Levin <sashal@kernel.org> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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