[U-Boot] [U-Boot, v2] Fix loading freeze when netconsole is active

[Tom Rini]

On Tue, Sep 10, 2013 at 12:02:31PM +0200, Frederic Leroy wrote:

> Netconsole calls eth_halt() before giving control to another operating
> system.
> But the state machine of netconsole don't take it into account.
> Thus, netconsole calls network functions of an halted network device,
> making the whole system freeze.
> Rather than modifying the state machine of netconsole, we just unregister
> the current network device before booting. It does work because
> nc_send_packet() verifies that the current network device is not null.
> 
> Signed-off-by: Fr??d??ric Leroy <fredo at starox.org>

Applied to u-boot/master, thanks!

-- 
Tom
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