[PATCH 5/8] spi: mxic: fix controller deregistration

Johan Hovold
2026-04-14T13:45:41Z

Make sure to deregister the controller before disabling underlying
resources like clocks (via runtime pm) during driver unbind.

Fixes: b942d80b0a39 ("spi: Add MXIC controller driver")
Cc: stable@vger.kernel.org # 5.0: cc53711b2191
Cc: stable@vger.kernel.org # 5.0
Cc: Mason Yang <masonccyang@mxic.com.tw>
Signed-off-by: Johan Hovold <johan@kernel.org>
---
drivers/spi/spi-mxic.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spi-mxic.c b/drivers/spi/spi-mxic.c
index f9369c69911c..b0e7fc828a50 100644
--- a/drivers/spi/spi-mxic.c
+++ b/drivers/spi/spi-mxic.c
@@ -832,9 +832,10 @@ static void mxic_spi_remove(struct platform_device *pdev)
struct spi_controller *host = platform_get_drvdata(pdev);
struct mxic_spi *mxic = spi_controller_get_devdata(host);

+ spi_unregister_controller(host);
+
pm_runtime_disable(&pdev->dev);
mxic_spi_mem_ecc_remove(mxic);
- spi_unregister_controller(host);
}

static const struct of_device_id mxic_spi_of_ids[] = {
--
2.52.0