Lines Matching refs:mreq
3729 static int packet_mc_add(struct sock *sk, struct packet_mreq_max *mreq) in packet_mc_add() argument
3739 dev = __dev_get_by_index(sock_net(sk), mreq->mr_ifindex); in packet_mc_add()
3744 if (mreq->mr_alen > dev->addr_len) in packet_mc_add()
3754 if (ml->ifindex == mreq->mr_ifindex && in packet_mc_add()
3755 ml->type == mreq->mr_type && in packet_mc_add()
3756 ml->alen == mreq->mr_alen && in packet_mc_add()
3757 memcmp(ml->addr, mreq->mr_address, ml->alen) == 0) { in packet_mc_add()
3765 i->type = mreq->mr_type; in packet_mc_add()
3766 i->ifindex = mreq->mr_ifindex; in packet_mc_add()
3767 i->alen = mreq->mr_alen; in packet_mc_add()
3768 memcpy(i->addr, mreq->mr_address, i->alen); in packet_mc_add()
3785 static int packet_mc_drop(struct sock *sk, struct packet_mreq_max *mreq) in packet_mc_drop() argument
3792 if (ml->ifindex == mreq->mr_ifindex && in packet_mc_drop()
3793 ml->type == mreq->mr_type && in packet_mc_drop()
3794 ml->alen == mreq->mr_alen && in packet_mc_drop()
3795 memcmp(ml->addr, mreq->mr_address, ml->alen) == 0) { in packet_mc_drop()
3847 struct packet_mreq_max mreq; in packet_setsockopt() local
3849 memset(&mreq, 0, sizeof(mreq)); in packet_setsockopt()
3852 if (len > sizeof(mreq)) in packet_setsockopt()
3853 len = sizeof(mreq); in packet_setsockopt()
3854 if (copy_from_sockptr(&mreq, optval, len)) in packet_setsockopt()
3856 if (len < (mreq.mr_alen + offsetof(struct packet_mreq, mr_address))) in packet_setsockopt()
3859 ret = packet_mc_add(sk, &mreq); in packet_setsockopt()
3861 ret = packet_mc_drop(sk, &mreq); in packet_setsockopt()