network: fix memleak in config_parse_hwaddr()

Fixes #10615.

diff --git a/src/libsystemd-network/network-internal.c b/src/libsystemd-network/network-internal.c
index d2590d7..d35e3e2 100644 (file)
--- a/src/libsystemd-network/network-internal.c
+++ b/src/libsystemd-network/network-internal.c
@@ -293,7 +293,7 @@ int config_parse_hwaddr(const char *unit,
                 return 0;
         }
 
-        *hwaddr = TAKE_PTR(n);
+        free_and_replace(*hwaddr, n);
 
         return 0;
 }