[flashrom] [PATCH] Fix compilation with MinGW.

[Idwer Vollering]

2012/9/1 Stefan Tauner <stefan.tauner at student.tuwien.ac.at>:
> This was broken since r1557 when we got rid of some exit calls, but returned
> -1 instead which is not a valid HANDLE value.
>
> Signed-off-by: Stefan Tauner <stefan.tauner at student.tuwien.ac.at>

Acked-by: Idwer Vollering <vidwer at gmail.com>