Defined in 1 files as a macro:

• include/linux/ipv6.h, line 136 (as a macro)

Referenced in 4 files:

• net/ipv6/exthdrs.c, line 922
• net/ipv6/ip6_input.c, line 523
• net/ipv6/ip6_output.c, line 502
• net/ipv6/mcast.c, line 1420