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spi: st-ssc4: fix controller deregistration

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

Fixes: 9e862375c542 ("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>

authored by

Johan Hovold and committed by
Mark Brown 19857374 123d17db

+7 -1
+7 -1
drivers/spi/spi-st-ssc4.c
··· 349 349 350 350 platform_set_drvdata(pdev, host); 351 351 352 - ret = devm_spi_register_controller(&pdev->dev, host); 352 + ret = spi_register_controller(host); 353 353 if (ret) { 354 354 dev_err(&pdev->dev, "Failed to register host\n"); 355 355 goto rpm_disable; ··· 371 371 struct spi_controller *host = platform_get_drvdata(pdev); 372 372 struct spi_st *spi_st = spi_controller_get_devdata(host); 373 373 374 + spi_controller_get(host); 375 + 376 + spi_unregister_controller(host); 377 + 374 378 pm_runtime_disable(&pdev->dev); 375 379 376 380 clk_disable_unprepare(spi_st->clk); 381 + 382 + spi_controller_put(host); 377 383 378 384 pinctrl_pm_select_sleep_state(&pdev->dev); 379 385 }