1 files changed, 5 insertions, 1 deletions

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 0d8bb2efb0c1..7ac602cc8c85 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -450,9 +450,13 @@ static int fib_nl_fill_rule(struct sk_buff *skb, struct fib_rule *rule,
         if (rule->action == FR_ACT_GOTO && rule->ctarget == NULL)
                 frh->flags |= FIB_RULE_UNRESOLVED;
 
-        if (rule->ifname[0])
+        if (rule->ifname[0]) {
                 NLA_PUT_STRING(skb, FRA_IFNAME, rule->ifname);
 
+                if (rule->ifindex == -1)
+                        frh->flags |= FIB_RULE_DEV_DETACHED;
+        }
+
         if (rule->pref)
                 NLA_PUT_U32(skb, FRA_PRIORITY, rule->pref);