This is a note to let you know that I've just added the patch titled
media: tc358743: register v4l2 async device only after successful setup
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
media-tc358743-register-v4l2-async-device-only-after.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 93193bb528514bb842c1db6982972e9b6b864b4a
Author: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
Date: Wed Jan 10 10:01:11 2024 +0100
media: tc358743: register v4l2 async device only after successful setup
[ Upstream commit 87399f1ff92203d65f1febf5919429f4bb613a02 ]
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")
Signed-off-by: Robert Foss <rfoss@xxxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20240110090111.458115-1-alexander.stein@xxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 3205cd8298dd8..4c6852dc40a90 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -2108,9 +2108,6 @@ 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);
@@ -2168,6 +2165,10 @@ 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);
