net: Set rtm_table to RT_TABLE_COMPAT for ipv6 for tables > 255

Set rtm_table to RT_TABLE_COMPAT for ipv6 for tables > 255 to keep legacy software happy. This is similar to what was done for ipv4 in commit 709772e ("net: Fix routing tables with id > 255 for legacy software"). Signed-off-by: Kalash Nainwal <[email protected]> Signed-off-by: David S. Miller <[email protected]>
crow-misia · Feb 22, 2019 · 97f0082 · 97f0082
1 parent a11f575
commit 97f0082
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
@@ -4665,7 +4665,7 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb,
 		table = rt->fib6_table->tb6_id;
 	else
 		table = RT6_TABLE_UNSPEC;
-	rtm->rtm_table = table;
+	rtm->rtm_table = table < 256 ? table : RT_TABLE_COMPAT;
 	if (nla_put_u32(skb, RTA_TABLE, table))
 		goto nla_put_failure;