From: Eric Dumazet <eduma...@google.com> Date: Mon, 10 Jun 2019 14:45:43 -0700
> Using sk_to_full_sk() should get back to the listener socket. net/ipv6/tcp_ipv6.c: In function ‘tcp_v6_send_response’: net/ipv6/tcp_ipv6.c:887:22: warning: passing argument 1 of ‘sk_to_full_sk’ discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
