[PATCH v2 6/6] net: update net_ip6 from link_local address when eth device is changed

[Dmitrii Merkurev]

Current active eth device may be changed (due to ethprime), so make
sure current net_ip6 is updated as a reaction.

Signed-off-by: Dmitrii Merkurev <dimori...@google.com>
Cc: Ying-Chun Liu (PaulLiu) <paul....@linaro.org>
Cc: Simon Glass <s...@chromium.org>
Сс: Joe Hershberger <joe.hershber...@ni.com>
Сс: Ramon Fried <rfried....@gmail.com>
---
 net/net.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/net.c b/net/net.c
index 9ef290dc41..0f14f29de8 100644
--- a/net/net.c
+++ b/net/net.c
@@ -359,10 +359,10 @@ static int net_init_loop(void)
 
                if (IS_ENABLED(CONFIG_IPV6)) {
                        ip6_make_lladdr(&net_link_local_ip6, net_ethaddr);
-                       if (!memcmp(&net_ip6, &net_null_addr_ip6,
-                                   sizeof(struct in6_addr)))
-                               memcpy(&net_ip6, &net_link_local_ip6,
-                                      sizeof(struct in6_addr));
+                       if (memcmp(&net_link_local_ip6, &net_null_addr_ip6,
+                                  sizeof(struct in6_addr))) {
+                               net_copy_ip6(&net_ip6, &net_link_local_ip6);
+                       }
                }
        }
        else
-- 
2.40.1.606.ga4b1b128d6-goog