Defined in 2 files as a function:

• include/linux/netfilter.h, line 199 (as a function)
• include/linux/netfilter.h, line 369 (as a function)

Referenced in 3 files:

• net/ipv4/ip_output.c, line 100
• net/ipv6/ip6_output.c, line 70
• net/xfrm/xfrm_output.c, line 126