* [PATCH] spi: Detach spi device from driver when unregister it
@ 2017-10-18 7:22 Jeffy Chen
0 siblings, 0 replies; only message in thread
From: Jeffy Chen @ 2017-10-18 7:22 UTC (permalink / raw)
To: linux-kernel
Cc: briannorris, heiko, gregkh, dmitry.torokhov, rjw, dianders,
tfiga, broonie, seanpaul, thierry.reding, Jeffy Chen, linux-spi
Make sure spi device detached before unregistering it.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
drivers/spi/spi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 6e65524cbfd9..9114efb2eb8c 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -648,6 +648,8 @@ void spi_unregister_device(struct spi_device *spi)
}
if (ACPI_COMPANION(&spi->dev))
acpi_device_clear_enumerated(ACPI_COMPANION(&spi->dev));
+
+ device_release_driver(&spi->dev);
device_unregister(&spi->dev);
}
EXPORT_SYMBOL_GPL(spi_unregister_device);
--
2.11.0
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2017-10-18 7:22 [PATCH] spi: Detach spi device from driver when unregister it Jeffy Chen
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