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Hans Verkuil authored
sd->entity.graph_obj.mdev can be NULL when this function is called, and that breaks existing drivers (rcar-vin, but probably others as well). Check if sd->entity.num_pads is non-zero instead since that doesn't depend on mdev. Signed-off-by:
Hans Verkuil <hverkuil-cisco@xs4all.nl> Reported-by:
Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Fixes: a8fa5507 ("media: v4l2-subdev: Verify arguments in v4l2_subdev_call()") Tested-by:
Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> Tested-by:
Geert Uytterhoeven <geert+renesas@glider.be> Acked-by:
Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by:
Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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