Merge branch 'inet-ping-misc-changes'Eric Dumazet says:====================inet: ping: misc changesFirst and third patches improve security a bit.Second patch (ping_hash removal) is a cleanup.Fourth patch uses EXPORT_IPV6_MOD[_GPL].====================Link: https://patch.msgid.link/20250829153054.474201-1-edumazet@google.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>