Re: [PATCH 34/58] move omap_rng's probe function to .devinit.text

From: Herbert Xu
Date: Sun Mar 29 2009 - 03:47:49 EST


On Sat, Mar 28, 2009 at 12:26:55AM +0100, Uwe Kleine-König wrote:
> A pointer to omap_rng_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@xxxxxxxxxxxxxx>
> Cc: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
> Cc: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
> Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
> Cc: Patrick McHardy <kaber@xxxxxxxxx>
> Cc: Jan Engelhardt <jengelh@xxxxxx>
> Cc: Michael Buesch <mb@xxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>

Applied to cryptodev. Thanks!
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