linux-kernel - [PATCH AUTOSEL 6.4 04/54] media: amphion: use dev_err

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Message-Id: <20230813154934.1067569-4-sashal@kernel.org>
Date:   Sun, 13 Aug 2023 11:48:43 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Alexander Stein <alexander.stein@...tq-group.com>,
        ming_qian <ming.qian@....com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sasha Levin <sashal@...nel.org>, shijie.qin@....com,
        eagle.zhou@....com, linux-media@...r.kernel.org
Subject: [PATCH AUTOSEL 6.4 04/54] media: amphion: use dev_err_probe

From: Alexander Stein <alexander.stein@...tq-group.com>

[ 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@...tq-group.com>
Reviewed-by: ming_qian <ming.qian@....com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@...all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/media/platform/amphion/vpu_mbox.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

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;
-- 
2.40.1