[PATCH][NET] gianfar: fix obviously wrong #ifdef CONFIG_GFAR_NAPI placement

[Jeff Garzik]

Anton Vorontsov wrote:
> Erroneous #ifdef introduced by 293c8513398657f6263fcdb03c87f2760cf61be4
> causing NAPI-less ethernet malfunctioning.
> 
> Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
> Signed-off-by: Vitaly Bordug <vbordug at ru.mvista.com>

applied