Local variable in function gre_build_header at include/net/gre.h, line 108 References: drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c, line 374 drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c, line 423 drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c, line 431 include/net/gre.h, line 108 include/net/gre.h, line 114 include/net/gre.h, line 123 net/ipv4/gre_demux.c, line 69 net/ipv4/gre_demux.c, line 79 net/ipv4/gre_demux.c, line 81 net/ipv4/gre_demux.c, line 118 net/ipv4/gre_demux.c, line 120 net/ipv4/gre_demux.c, line 120 net/ipv4/gre_demux.c, line 121 net/ipv4/ip_gre.c, line 192 net/ipv4/ip_gre.c, line 327 net/ipv4/ip_gre.c, line 338 net/ipv4/ip_gre.c, line 368 net/ipv4/ip_gre.c, line 379 net/ipv4/ip_gre.c, line 385 net/ipv4/ip_gre.c, line 394 net/ipv4/ip_gre.c, line 404 net/ipv4/ip_gre.c, line 405 net/ipv4/ip_gre.c, line 409 net/ipv4/ip_gre.c, line 413 net/ipv6/ip6_gre.c, line 476 net/ipv6/ip6_gre.c, line 478 net/ipv6/ip6_gre.c, line 479 net/ipv6/ip6_gre.c, line 482