linux-kernel - [PATCH 2/5] clk: imx: imx8: Fix an error handling path if devm_clk_hw_register_mux_parent_data

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Message-Id: <6bd11f11ccbf23bb6735daf3b3780f1f24528647.1693126687.git.christophe.jaillet@wanadoo.fr>
Date:   Sun, 27 Aug 2023 11:37:53 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     abelvesa@...nel.org, peng.fan@....com, mturquette@...libre.com,
        sboyd@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        shengjiu.wang@....com
Cc:     linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH 2/5] clk: imx: imx8: Fix an error handling path if devm_clk_hw_register_mux_parent_data_table() fails

If a devm_clk_hw_register_mux_parent_data_table() call fails, it is likely
that the probe should fail with an error code.

Set ret before leaving the function.

Fixes: d3a0946d7ac9 ("clk: imx: imx8: add audio clock mux driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
This patch is speculative, review with care.
---
 drivers/clk/imx/clk-imx8-acm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clk/imx/clk-imx8-acm.c b/drivers/clk/imx/clk-imx8-acm.c
index 87025a6772d0..0cd9aa3629f3 100644
--- a/drivers/clk/imx/clk-imx8-acm.c
+++ b/drivers/clk/imx/clk-imx8-acm.c
@@ -373,6 +373,7 @@ static int imx8_acm_clk_probe(struct platform_device *pdev)
 										sels[i].shift, sels[i].width,
 										0, NULL, NULL);
 		if (IS_ERR(hws[sels[i].clkid])) {
+			ret = PTR_ERR(hws[sels[i].clkid]);
 			pm_runtime_disable(&pdev->dev);
 			goto err_clk_register;
 		}
-- 
2.34.1