Symbol: lock_good_vif
usr/src/uts/common/inet/ip/ip_mroute.c
2029
if (!lock_good_vif(&ipst->ips_vifs[vifi]))
usr/src/uts/common/inet/ip/ip_mroute.c
2142
if (!lock_good_vif(vifp))
usr/src/uts/common/inet/ip/ip_mroute.c
2677
if (!lock_good_vif(vifp))