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From:   Jing Xiangfeng <jingxiangfeng@huawei.com>
To:     <Frank.li@nxp.com>, <will@kernel.org>, <mark.rutland@arm.com>,
        <shawnguo@kernel.org>, <s.hauer@pengutronix.de>,
        <kernel@pengutronix.de>, <festevam@gmail.com>, <linux-imx@nxp.com>
CC:     <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <jingxiangfeng@huawei.com>
Subject: [PATCH] drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe()
Date:   Thu, 17 Jun 2021 20:26:14 +0800
Message-ID: <20210617122614.166823-1-jingxiangfeng@huawei.com>
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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@huawei.com>
---
 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);
 
-- 
2.26.0.106.g9fadedd