diff --git a/internal/netconfig/netconfig.go b/internal/netconfig/netconfig.go
index 77ad720..53637d2 100644
--- a/internal/netconfig/netconfig.go
+++ b/internal/netconfig/netconfig.go
@@ -238,6 +238,9 @@ func applyInterfaces(dir, root string) error {
 		byName[details.Name] = details
 	}
 	links, err := netlink.LinkList()
+	if err != nil {
+		return err
+	}
 	for _, l := range links {
 		attr := l.Attrs()
 		// TODO: prefix log line with details about the interface.