bnad: code cleanup

Use 'make namespacecheck' to code that could be declared static.
After that remove code that is not being used.

Compile tested only.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/ethernet/brocade/bna/bfa_ioc.c
Simple merge

diff --cc drivers/net/ethernet/brocade/bna/bnad.c
Simple merge