This is a note to let you know that I've just added the patch titled
media: amphion: use dev_err_probe
to the 6.4-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-amphion-use-dev_err_probe.patch
and it can be found in the queue-6.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit ecf3b0a8fc3de4213aa483ba17e12771250138c7
Author: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
Date: Tue Jan 31 11:32:44 2023 +0100
media: amphion: use dev_err_probe
[ Upstream commit 517f088385e1b8015606143e6212cb30f8714070 ]
This simplifies the code and silences -517 error messages. Also
the reason is listed in /sys/kernel/debug/devices_deferred.
Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
Reviewed-by: ming_qian <ming.qian@xxxxxxx>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/media/platform/amphion/vpu_mbox.c b/drivers/media/platform/amphion/vpu_mbox.c
index bf759eb2fd46d..b6d5b4844f672 100644
--- a/drivers/media/platform/amphion/vpu_mbox.c
+++ b/drivers/media/platform/amphion/vpu_mbox.c
@@ -46,11 +46,10 @@ static int vpu_mbox_request_channel(struct device *dev, struct vpu_mbox *mbox)
cl->rx_callback = vpu_mbox_rx_callback;
ch = mbox_request_channel_byname(cl, mbox->name);
- if (IS_ERR(ch)) {
- dev_err(dev, "Failed to request mbox chan %s, ret : %ld\n",
- mbox->name, PTR_ERR(ch));
- return PTR_ERR(ch);
- }
+ if (IS_ERR(ch))
+ return dev_err_probe(dev, PTR_ERR(ch),
+ "Failed to request mbox chan %s\n",
+ mbox->name);
mbox->ch = ch;
return 0;
