sit: implement ipip6_get_iflink()

SIT currently uses ip_tunnel_get_iflink() which reads tunnel->parms.link.
In order to decouple SIT parameter handling from ip_tunnel, implement
its own ndo_get_iflink callback.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Lorenzo Bianconi <lorenzo.bianconi@oss.qualcomm.com>
Link: https://patch.msgid.link/20260907075846.2913645-7-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet 2026-09-07 07:58:43 +00:00 • committed by Jakub Kicinski
commit e3434672b7