[PATCH] Stop crash when interfaces config value is incorrect

[Jeremy Allison]

On Sun, Sep 22, 2013 at 08:35:04PM +1000, Alistair Leslie-Hughes wrote:
> This should fix issue #8917.
> 
> The crash is cause by a NULL value be passed when a string is expected.

Do you have a good stack backtrace showing this error ? Can
you send us one ?

Jeremy.