linux-kernel - [patch V3 6/6] media: mtk-vcodec: add missing put_device() call in mtk_vcodec_release_enc

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Message-ID: <20201104124140.3443309-7-yukuai3@huawei.com>
Date:   Wed, 4 Nov 2020 20:41:40 +0800
From:   Yu Kuai <yukuai3@...wei.com>
To:     <rick.chang@...iatek.com>, <bin.liu@...iatek.com>,
        <mchehab@...nel.org>, <matthias.bgg@...il.com>,
        <tiffany.lin@...iatek.com>, <andrew-ct.chen@...iatek.com>,
        <xia.jiang@...iatek.com>, <hverkuil-cisco@...all.nl>,
        <tfiga@...omium.org>, <minghsiu.tsai@...iatek.com>,
        <jcliang@...omium.org>
CC:     <linux-media@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <yukuai3@...wei.com>,
        <yi.zhang@...wei.com>
Subject: [patch V3 6/6] media: mtk-vcodec: add missing put_device() call in mtk_vcodec_release_enc_pm()

mtk_vcodec_release_enc_pm() will be called in two places:

a. mtk_vcodec_init_enc_pm() succeed while mtk_vcodec_probe() return error.
b. mtk_vcodec_enc_remove().

In both cases put_device() call is needed, since of_find_device_by_node()
was called in mtk_vcodec_init_enc_pm() previously.

Thus add put_devices() call in mtk_vcodec_release_enc_pm()

Signed-off-by: Yu Kuai <yukuai3@...wei.com>
---
 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
index 1a047c25679f..3b7c54d6aa8f 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c
@@ -108,6 +108,8 @@ int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev)
 
 void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *mtkdev)
 {
+	put_device(mtkdev->pm.larbvenclt);
+	put_device(mtkdev->pm.larbvenc);
 }
 
 
-- 
2.25.4