firewire: adjust whitespace

Remove space before tab and trailing whitespace.
Unify indentation of goto target labels.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

drivers/firewire/fw-ohci.c

@@ -112,8 +112,6 @@ struct context {
 	struct tasklet_struct tasklet;
 };
 
-
-
 struct at_context {
 	struct fw_ohci *ohci;
 	dma_addr_t descriptor_bus;