Defined in 3 files as a function:

• net/ipv4/gre_demux.c, line 138 (as a function)
• net/ipv4/ip_gre.c, line 395 (as a function)
• net/ipv6/ip6_gre.c, line 596 (as a function)

Referenced in 3 files:

• net/ipv4/gre_demux.c, line 188
• net/ipv4/ip_gre.c, line 982
• net/ipv6/ip6_gre.c, line 1521