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spi: mtk-nor: fix controller deregistration

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

Fixes: 881d1ee9fe81 ("spi: add support for mediatek spi-nor controller")
Cc: stable@vger.kernel.org # 5.7
Cc: Chuanhong Guo <gch981213@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260410081757.503099-3-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

authored by

Johan Hovold and committed by
Mark Brown 76336f24 2ad30599

+3 -1
+3 -1
drivers/spi/spi-mtk-nor.c
··· 913 913 pm_runtime_enable(&pdev->dev); 914 914 pm_runtime_get_noresume(&pdev->dev); 915 915 916 - ret = devm_spi_register_controller(&pdev->dev, ctlr); 916 + ret = spi_register_controller(ctlr); 917 917 if (ret < 0) 918 918 goto err_probe; 919 919 ··· 937 937 { 938 938 struct spi_controller *ctlr = dev_get_drvdata(&pdev->dev); 939 939 struct mtk_nor *sp = spi_controller_get_devdata(ctlr); 940 + 941 + spi_unregister_controller(ctlr); 940 942 941 943 pm_runtime_disable(&pdev->dev); 942 944 pm_runtime_set_suspended(&pdev->dev);