linux-kernel - [PATCH 1/5] spi-imx: use platform_driver

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Date:	Tue,  8 Dec 2009 22:14:06 +0100
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	spi-devel-general@...ts.sourceforge.net
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Daniel Mack <daniel@...aq.de>,
	David Brownell <dbrownell@...rs.sourceforge.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Sascha Hauer <s.hauer@...gutronix.de>
Subject: [PATCH 1/5] spi-imx: use platform_driver_probe as probe lives in .init.text

Using platform_driver_register with a probe function defined using
__init is wrong.

This fixes an oops after:

	cd /sys/bus/platform/drivers/spi_imx
	echo -n spi_imx.0 > unbind
	echo -n spi_imx.0 > bind

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc: David Brownell <dbrownell@...rs.sourceforge.net>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Sascha Hauer <s.hauer@...gutronix.de>
---
 drivers/spi/spi_imx.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index 1b17f44..c83ca05 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -666,13 +666,12 @@ static struct platform_driver spi_imx_driver = {
 		   .name = DRIVER_NAME,
 		   .owner = THIS_MODULE,
 		   },
-	.probe = spi_imx_probe,
 	.remove = __exit_p(spi_imx_remove),
 };
 
 static int __init spi_imx_init(void)
 {
-	return platform_driver_register(&spi_imx_driver);
+	return platform_driver_probe(&spi_imx_driver, spi_imx_probe);
 }
 
 static void __exit spi_imx_exit(void)
-- 
1.6.5.2

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