ip_mc_may_pull 938 net/bridge/br_multicast.c if (!ip_mc_may_pull(skb, len)) ip_mc_may_pull 947 net/bridge/br_multicast.c if (!ip_mc_may_pull(skb, len)) ip_mc_may_pull 1521 net/ipv4/igmp.c return ip_mc_may_pull(skb, len) ? 0 : -EINVAL; ip_mc_may_pull 1536 net/ipv4/igmp.c if (!ip_mc_may_pull(skb, len)) ip_mc_may_pull 1577 net/ipv4/igmp.c if (!ip_mc_may_pull(skb, len))