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Message-Id: <20210704230420.1488358-67-sashal@kernel.org>
Date:   Sun,  4 Jul 2021 19:04:02 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Jing Xiangfeng <jingxiangfeng@...wei.com>,
        Dong Aisheng <aisheng.dong@....com>,
        Will Deacon <will@...nel.org>, Sasha Levin <sashal@...nel.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH AUTOSEL 5.13 67/85] drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe()

From: Jing Xiangfeng <jingxiangfeng@...wei.com>

[ Upstream commit d96b1b8c9f79b6bb234a31c80972a6f422079376 ]

ddr_perf_probe() misses to call ida_simple_remove() in an error path.
Jump to cpuhp_state_err to fix it.

Signed-off-by: Jing Xiangfeng <jingxiangfeng@...wei.com>
Reviewed-by: Dong Aisheng <aisheng.dong@....com>
Link: https://lore.kernel.org/r/20210617122614.166823-1-jingxiangfeng@huawei.com
Signed-off-by: Will Deacon <will@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/perf/fsl_imx8_ddr_perf.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/perf/fsl_imx8_ddr_perf.c b/drivers/perf/fsl_imx8_ddr_perf.c
index 2bbb93188064..7b87aaf267d5 100644
--- a/drivers/perf/fsl_imx8_ddr_perf.c
+++ b/drivers/perf/fsl_imx8_ddr_perf.c
@@ -705,8 +705,10 @@ static int ddr_perf_probe(struct platform_device *pdev)
 
 	name = devm_kasprintf(&pdev->dev, GFP_KERNEL, DDR_PERF_DEV_NAME "%d",
 			      num);
-	if (!name)
-		return -ENOMEM;
+	if (!name) {
+		ret = -ENOMEM;
+		goto cpuhp_state_err;
+	}
 
 	pmu->devtype_data = of_device_get_match_data(&pdev->dev);
 
-- 
2.30.2

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