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Date:   Tue, 22 Dec 2020 21:16:48 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Zheng Liang <zhengliang6@...wei.com>,
        Hulk Robot <hulkci@...wei.com>,
        Chaotian Jing <chaotian.jing@...iatek.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Sasha Levin <sashal@...nel.org>, linux-mmc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH AUTOSEL 5.4 045/130] mmc: mediatek: fix mem leak in msdc_drv_probe

From: Zheng Liang <zhengliang6@...wei.com>

[ Upstream commit bbba85fae44134e00c493705bd5604fd63958315 ]

It should use mmc_free_host to free mem in error patch of
msdc_drv_probe.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zheng Liang <zhengliang6@...wei.com>
Reviewed-by: Chaotian Jing <chaotian.jing@...iatek.com>
Link: https://lore.kernel.org/r/20201112092530.32446-1-zhengliang6@huawei.com
Signed-off-by: Ulf Hansson <ulf.hansson@...aro.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/mmc/host/mtk-sd.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 9d47a2bd2546b..3c11bd5a3b86c 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -2242,8 +2242,10 @@ static int msdc_drv_probe(struct platform_device *pdev)
 
 	host->reset = devm_reset_control_get_optional_exclusive(&pdev->dev,
 								"hrst");
-	if (IS_ERR(host->reset))
-		return PTR_ERR(host->reset);
+	if (IS_ERR(host->reset)) {
+		ret = PTR_ERR(host->reset);
+		goto host_free;
+	}
 
 	host->irq = platform_get_irq(pdev, 0);
 	if (host->irq < 0) {
-- 
2.27.0

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