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Subject: media: tc358743: register v4l2 async device only after successful setup
Author: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxx>
Reviewed-by: Robert Foss <rfoss@xxxxxxxxxx>
Fixes: 4c5211a10039 ("[media] tc358743: register v4l2 asynchronous subdevice")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
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);
