Re: [PATCH] net: fix mdio section mismatch warning

[David Miller <davem@davemloft.net>]

From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Tue, 17 Nov 2009 19:47:33 +1100

> This fixes the following warning:
> 
> WARNING: drivers/net/phy/built-in.o(.devexit.text+0x70): Section mismatch in reference from the function .mdio_gpio_bus_destroy() to the function .devinit.text:.mdio_gpio_bus_deinit()
> The function __devexit .mdio_gpio_bus_destroy() references
> a function __devinit .mdio_gpio_bus_deinit().
> This is often seen when error handling in the exit function
> uses functionality in the init path.
> The fix is often to remove the __devinit annotation of
> .mdio_gpio_bus_deinit() so it may be used outside an init section.
> 
> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

Applied to net-2.6, thanks Stephen.

I wish there was a better way to handle this kind of situation as it's
a quite common pattern (exit cleanup function used by device init
functions) because currently we end up not being able to put such
things into either init or exit sections.