github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-12 16:18:45 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

spi: omap2-mcspi: fix controller deregistration

Browse Source 
Make sure to deregister the controller before releasing underlying
resources like DMA during driver unbind.

Fixes: ccdc7bf925 ("SPI: omap2_mcspi driver")
Cc: stable@vger.kernel.org	# 2.6.23
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260410081757.503099-6-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Johan Hovold 2026-04-10 10:17:35 +02:00 committed by Mark Brown
parent ebd81199e0
commit fb45f95c37
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/spi/spi-omap2-mcspi.c
View File

@ -1592,7 +1592,7 @@ static int omap2_mcspi_probe(struct platform_device *pdev)
if (status < 0)
goto disable_pm;
status = devm_spi_register_controller(&pdev->dev, ctlr);
status = spi_register_controller(ctlr);
if (status < 0)
goto disable_pm;
@ -1613,11 +1613,17 @@ static void omap2_mcspi_remove(struct platform_device *pdev)
struct spi_controller *ctlr = platform_get_drvdata(pdev);
struct omap2_mcspi *mcspi = spi_controller_get_devdata(ctlr);
spi_controller_get(ctlr);
spi_unregister_controller(ctlr);
omap2_mcspi_release_dma(ctlr);
pm_runtime_dont_use_autosuspend(mcspi->dev);
pm_runtime_put_sync(mcspi->dev);
pm_runtime_disable(&pdev->dev);
spi_controller_put(ctlr);
}
/* work with hotplug and coldplug */