Erspan protocol relies on output key to set session id header field. However TUNNEL_KEY bit is cleared in order to not add key field to the external GRE header and so the configured o_key is not reported to userspace. Fix the issue adding TUNNEL_KEY bit to the o_flags parameter dumping device info
Lorenzo Bianconi (2): net: ip_gre: always reports o_key to userspace net: ip6_gre: always reports o_key to userspace net/ipv4/ip_gre.c | 7 ++++++- net/ipv6/ip6_gre.c | 7 ++++++- 2 files changed, 12 insertions(+), 2 deletions(-) -- 2.20.1
