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Subject: media: tc358743: register v4l2 async device only after successful setup Author: Alexander Stein alexander.stein@ew.tq-group.com Date: Wed Jan 10 10:01:11 2024 +0100

Ensure the device has been setup correctly before registering the v4l2 async device, thus allowing userspace to access.

Signed-off-by: Alexander Stein alexander.stein@ew.tq-group.com Reviewed-by: Robert Foss rfoss@kernel.org Fixes: 4c5211a10039 ("[media] tc358743: register v4l2 asynchronous subdevice") Cc: stable@vger.kernel.org Signed-off-by: Sakari Ailus sakari.ailus@linux.intel.com Signed-off-by: Mauro Carvalho Chehab mchehab@kernel.org

drivers/media/i2c/tc358743.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)

---

diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c index 2785935da497..558152575d10 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -2091,9 +2091,6 @@ static int tc358743_probe(struct i2c_client *client) state->mbus_fmt_code = MEDIA_BUS_FMT_RGB888_1X24;

sd->dev = &client->dev; - err = v4l2_async_register_subdev(sd); - if (err < 0) - goto err_hdl;

mutex_init(&state->confctl_mutex);

@@ -2151,6 +2148,10 @@ static int tc358743_probe(struct i2c_client *client) if (err) goto err_work_queues;

+ err = v4l2_async_register_subdev(sd); + if (err < 0) + goto err_work_queues; + v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name, client->addr << 1, client->adapter->name);