bridge: Avoid 'statement with no effect' compiler warnings
Instead of issuing (0) statements when !CONFIG_SYSFS which will cause
'warning: ', we'll use inline statements instead. This will effectively
do the same thing, but suppress any unnecessary warnings.
Cc: Stephen Hemminger <shemminger@vyatta.com> Cc: bridge@lists.linux-foundation.org Cc: netdev@vger.kernel.org Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: David S. Miller <davem@davemloft.net>