gianfar: Remove unused gfar_add_fcb() function parameter
gianfar: Remove unused gfar_add_fcb() function parameter

- Also, use cacheable_memzero instead of memset for performance reasons.

Signed-off-by: Dai Haruki <ef83efe3060917be62e2acfec4eb7f58159fb5de@freescale.com>
Acked-by: Andy Fleming <761b620017597639866580fd234cedf470f42bc1@freescale.com>
Signed-off-by: David S. Miller <fe08d3c717adf2ae63592e4c9aec6e3e404d8e3e@davemloft.net>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs