validate_gue_flags 175 net/ipv4/fou.c if (validate_gue_flags(guehdr, optlen)) validate_gue_flags 368 net/ipv4/fou.c validate_gue_flags(guehdr, optlen)) validate_gue_flags 1174 net/ipv4/fou.c if (validate_gue_flags(guehdr, optlen)) validate_gue_flags 137 net/ipv6/fou6.c if (validate_gue_flags(guehdr, optlen))