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From:   Xiu Jianfeng <xiujianfeng@huawei.com>
To:     <dinguyen@kernel.org>, <mturquette@baylibre.com>,
        <sboyd@kernel.org>
CC:     <linux-clk@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH] clk: socfpga: Fix memory leak in socfpga_gate_init()
Date:   Wed, 23 Nov 2022 11:16:22 +0800
Message-ID: <20221123031622.63171-1-xiujianfeng@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Free @socfpga_clk and @ops on the error path to avoid memory leak issue.

Fixes: a30a67be7b6e ("clk: socfpga: Don't have get_parent for single parent ops")
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
---
 drivers/clk/socfpga/clk-gate.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c
index 3e347b9e9eff..0c18c55edf8c 100644
--- a/drivers/clk/socfpga/clk-gate.c
+++ b/drivers/clk/socfpga/clk-gate.c
@@ -133,8 +133,10 @@ void __init socfpga_gate_init(struct device_node *node)
 		return;
 
 	ops = kmemdup(&gateclk_ops, sizeof(gateclk_ops), GFP_KERNEL);
-	if (WARN_ON(!ops))
+	if (WARN_ON(!ops)) {
+		kfree(socfpga_clk);
 		return;
+	}
 
 	rc = of_property_read_u32_array(node, "clk-gate", clk_gate, 2);
 	if (rc)
@@ -182,6 +184,7 @@ void __init socfpga_gate_init(struct device_node *node)
 
 	err = clk_hw_register(NULL, hw_clk);
 	if (err) {
+		kfree(ops);
 		kfree(socfpga_clk);
 		return;
 	}
-- 
2.17.1