Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Hulk Robot <hulkci@huawei.com>,
        Zhang Changzhong <zhangchangzhong@huawei.com>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 163/663] media: mtk-vcodec: fix error return code in vdec_vp9_decode()
Date:   Mon,  1 Mar 2021 17:06:51 +0100
Message-Id: <20210301161149.844406777@linuxfoundation.org>
In-Reply-To: <20210301161141.760350206@linuxfoundation.org>
References: <20210301161141.760350206@linuxfoundation.org>
User-Agent: quilt/0.66
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

From: Zhang Changzhong <zhangchangzhong@huawei.com>

[ Upstream commit 4397efebf039be58e98c81a194a26100eba597bb ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: dea42fb79f4f ("media: mtk-vcodec: reset segment data then trig decoder")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
index 5ea153a685225..d9880210b2ab6 100644
--- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
+++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c
@@ -890,7 +890,8 @@ static int vdec_vp9_decode(void *h_vdec, struct mtk_vcodec_mem *bs,
 			memset(inst->seg_id_buf.va, 0, inst->seg_id_buf.size);
 
 			if (vsi->show_frame & BIT(2)) {
-				if (vpu_dec_start(&inst->vpu, NULL, 0)) {
+				ret = vpu_dec_start(&inst->vpu, NULL, 0);
+				if (ret) {
 					mtk_vcodec_err(inst, "vpu trig decoder failed");
 					goto DECODE_ERROR;
 				}
-- 
2.27.0