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soc/tegra: pmc: Use devm_clk_notifier_register()

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Move to the device-managed version of clk_notifier_register() to remove
the need for manual cleanup. This fixes a potential issue where the
clock notifier would stick around after the driver fails to probe at a
later point.

Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2023-06-09 16:42:25 +02:00
parent bae9fb2d39
commit c954cd7ad0
1 changed files with 2 additions and 2 deletions
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4
drivers/soc/tegra/pmc.c
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@ -2992,7 +2992,8 @@ static int tegra_pmc_probe(struct platform_device *pdev)
*/
if (pmc->clk) {
pmc->clk_nb.notifier_call = tegra_pmc_clk_notify_cb;
err = clk_notifier_register(pmc->clk, &pmc->clk_nb);
err = devm_clk_notifier_register(&pdev->dev, pmc->clk,
&pmc->clk_nb);
if (err) {
dev_err(&pdev->dev,
"failed to register clk notifier\n");
@ -3052,7 +3053,6 @@ cleanup_powergates:
cleanup_sysfs:
device_remove_file(&pdev->dev, &dev_attr_reset_reason);
device_remove_file(&pdev->dev, &dev_attr_reset_level);
clk_notifier_unregister(pmc->clk, &pmc->clk_nb);
return err;
}