bna: HW Error Counter Fix

Change details:
 - Heartbeat failure counter is not incrementing under some scenarios.
   Update hbfails and hb_count stats during hwerror event.

Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/bna/bfa_defs.h
Simple merge

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

diff --cc drivers/net/bna/bfa_ioc.h
Simple merge