From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 9 Dec 2021 06:23:32 +0000 (+0900)
Subject: network: address: also adjust scope when address is link local address
X-Git-Tag: v250-rc1~10^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=20228b6d9630b953fdc0863b669dce1fad647d68;p=thirdparty%2Fsystemd.git

network: address: also adjust scope when address is link local address

But again only when Scope= is not explicitly specified.
---

diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index f9d21af1581..618c278abfc 100644
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -1916,8 +1916,12 @@ static int address_section_verify(Address *address) {
                 address->label = mfree(address->label);
         }
 
-        if (!address->scope_set && in_addr_is_localhost(address->family, &address->in_addr) > 0)
-                address->scope = RT_SCOPE_HOST;
+        if (!address->scope_set) {
+                if (in_addr_is_localhost(address->family, &address->in_addr) > 0)
+                        address->scope = RT_SCOPE_HOST;
+                else if (in_addr_is_link_local(address->family, &address->in_addr) > 0)
+                        address->scope = RT_SCOPE_LINK;
+        }
 
         if (address->family == AF_INET6 &&
             !FLAGS_SET(address->duplicate_address_detection, ADDRESS_FAMILY_IPV6))