bsd/net/if_vlan.c

1776     struct vlanreq 	vlr;
1867 	error = copyin(user_addr, &vlr, sizeof(vlr));
1872 	if (vlr.vlr_parent[0] != '\0') {
1873 	    if (vlr.vlr_tag & ~EVL_VLID_MASK) {
1881 	    p = ifunit(vlr.vlr_parent);
1892 	    error = vlan_config(ifp, p, vlr.vlr_tag);
1922 	bzero(&vlr, sizeof vlr);
1933 	    snprintf(vlr.vlr_parent, sizeof(vlr.vlr_parent),
1935 	    vlr.vlr_tag = tag;
1939 	error = copyout(&vlr, user_addr, sizeof(vlr));