From: Haotian Zhang <vulab@iscas.ac.cn>
To: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org, Haotian Zhang <vulab@iscas.ac.cn>
Subject: [PATCH] soc: qcom: gsbi: fix double disable caused by devm
Date: Tue, 21 Oct 2025 00:02:15 +0800 [thread overview]
Message-ID: <20251020160215.523-1-vulab@iscas.ac.cn> (raw)
In the commit referenced by the Fixes tag, devm_clk_get_enabled() was
introduced to replace devm_clk_get() and clk_prepare_enable(). While
the clk_disable_unprepare() call in the error path was correctly
removed, the one in the remove function was overlooked, leading to a
double disable issue.
Remove the redundant clk_disable_unprepare() call from gsbi_remove()
to fix this issue. Since all resources are now managed by devres
and will be automatically released, the remove function serves no purpose
and can be deleted entirely.
Fixes: 489d7a8cc286 ("soc: qcom: use devm_clk_get_enabled() in gsbi_probe()")
Signed-off-by: Haotian Zhang <vulab@iscas.ac.cn>
---
drivers/soc/qcom/qcom_gsbi.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/soc/qcom/qcom_gsbi.c b/drivers/soc/qcom/qcom_gsbi.c
index 8f1158e0c631..a25d1de592f0 100644
--- a/drivers/soc/qcom/qcom_gsbi.c
+++ b/drivers/soc/qcom/qcom_gsbi.c
@@ -212,13 +212,6 @@ static int gsbi_probe(struct platform_device *pdev)
return of_platform_populate(node, NULL, NULL, &pdev->dev);
}
-static void gsbi_remove(struct platform_device *pdev)
-{
- struct gsbi_info *gsbi = platform_get_drvdata(pdev);
-
- clk_disable_unprepare(gsbi->hclk);
-}
-
static const struct of_device_id gsbi_dt_match[] = {
{ .compatible = "qcom,gsbi-v1.0.0", },
{ },
@@ -232,7 +225,6 @@ static struct platform_driver gsbi_driver = {
.of_match_table = gsbi_dt_match,
},
.probe = gsbi_probe,
- .remove = gsbi_remove,
};
module_platform_driver(gsbi_driver);
--
2.25.1
next reply other threads:[~2025-10-20 16:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-20 16:02 Haotian Zhang [this message]
2025-10-20 16:03 ` [PATCH] soc: qcom: gsbi: fix double disable caused by devm kernel test robot
2025-10-21 8:51 ` Konrad Dybcio
2025-10-27 14:09 ` Bjorn Andersson
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