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From: Greg Kroah-Hartman <gregkh@suse.de>
To: linux-kernel@vger.kernel.org
Cc: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Roel Kluin" <12o3l@tiscali.nl>,
	"Russell King" <rmk+kernel@arm.linux.org.uk>,
	netdev@vger.kernel.org,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Greg Kroah-Hartman" <gregkh@suse.de>
Subject: [PATCH 37/62] net: move am79c961's probe function to .devinit.text
Date: Tue,  2 Mar 2010 15:28:36 -0800	[thread overview]
Message-ID: <1267572541-410-37-git-send-email-gregkh@suse.de> (raw)
In-Reply-To: <20100302230933.GA32287@kroah.com>

From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

A pointer to am79c961_probe is passed to the core via
platform_driver_register and so the function must not disappear when the
.init sections are discarded.  Otherwise (if also having HOTPLUG=y)
unbinding and binding a device to the driver via sysfs will result in an
oops as does a device being registered late.

An alternative to this patch is using platform_driver_probe instead of
platform_driver_register plus removing the pointer to the probe function
from the struct platform_driver.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Roel Kluin <12o3l@tiscali.nl>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: <netdev@vger.kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/net/arm/am79c961a.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/arm/am79c961a.c b/drivers/net/arm/am79c961a.c
index 164b37e..1c3c1f9 100644
--- a/drivers/net/arm/am79c961a.c
+++ b/drivers/net/arm/am79c961a.c
@@ -680,7 +680,7 @@ static const struct net_device_ops am79c961_netdev_ops = {
 #endif
 };
 
-static int __init am79c961_probe(struct platform_device *pdev)
+static int __devinit am79c961_probe(struct platform_device *pdev)
 {
 	struct resource *res;
 	struct net_device *dev;
-- 
1.7.0.1

           reply	other threads:[~2010-03-02 23:28 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <20100302230933.GA32287@kroah.com>]

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