network: constify one argument

diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c
index 89b17d31475762a530273c3aa9080f4a024629ad..a79b99b35a589e737675f46f383e99ddaaba1ce3 100644 (file)
--- a/src/network/networkd-address.c
+++ b/src/network/networkd-address.c
@@ -733,7 +733,7 @@ int link_drop_addresses(Link *link) {
         return r;
 }
 
-static int address_acquire(Link *link, Address *original, Address **ret) {
+static int address_acquire(Link *link, const Address *original, Address **ret) {
         union in_addr_union in_addr = IN_ADDR_NULL;
         struct in_addr broadcast = {};
         _cleanup_(address_freep) Address *na = NULL;