staging: unisys: visorbus: visorbus_main.c: put function name and return value on same line.

This patch makes function definitions more consistent by having function
name and return values on the same line.

Signed-off-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: David Binder <david.binder@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>