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spi: st-ssc4: fix controller deregistration

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Make sure to deregister the controller before disabling underlying
resources like clocks during driver unbind.

Fixes: 9e862375c5 ("spi: Add new driver for STMicroelectronics' SPI Controller")
Cc: stable@vger.kernel.org	# 4.0
Cc: Lee Jones <lee@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260410081757.503099-18-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Johan Hovold 2026-04-10 10:17:47 +02:00 committed by Mark Brown
parent 123d17dbc5
commit 1985737401
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GPG Key ID: 24D68B725D5487D0
1 changed files with 7 additions and 1 deletions
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8
drivers/spi/spi-st-ssc4.c
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@ -349,7 +349,7 @@ static int spi_st_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, host);
ret = devm_spi_register_controller(&pdev->dev, host);
ret = spi_register_controller(host);
if (ret) {
dev_err(&pdev->dev, "Failed to register host\n");
goto rpm_disable;
@ -371,10 +371,16 @@ static void spi_st_remove(struct platform_device *pdev)
struct spi_controller *host = platform_get_drvdata(pdev);
struct spi_st *spi_st = spi_controller_get_devdata(host);
spi_controller_get(host);
spi_unregister_controller(host);
pm_runtime_disable(&pdev->dev);
clk_disable_unprepare(spi_st->clk);
spi_controller_put(host);
pinctrl_pm_select_sleep_state(&pdev->dev);
}