DCCP_PKT_INVALID 116 include/uapi/linux/dccp.h #define DCCP_NR_PKT_TYPES DCCP_PKT_INVALID DCCP_PKT_INVALID 718 net/dccp/ipv4.c if (dh->dccph_type >= DCCP_PKT_INVALID) { DCCP_PKT_INVALID 460 net/netfilter/nf_conntrack_proto_dccp.c if (dh->dccph_type >= DCCP_PKT_INVALID) {