From: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Date: Thu, 6 Feb 2020 13:46:08 -0800
Subject: taprio: Add missing policy validation for flags
Patch-mainline: v5.6-rc1
Git-commit: 49c684d79cfdc3032344bf6f3deeea81c4efedbf
References: bsc#1154353

netlink policy validation for the 'flags' argument was missing.

Fixes: 4cfd5779bd6e ("taprio: Add support for txtime-assist mode")
Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 net/sched/sch_taprio.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -767,6 +767,7 @@ static const struct nla_policy taprio_po
 	[TCA_TAPRIO_ATTR_SCHED_CLOCKID]              = { .type = NLA_S32 },
 	[TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME]           = { .type = NLA_S64 },
 	[TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION] = { .type = NLA_S64 },
+	[TCA_TAPRIO_ATTR_FLAGS]                      = { .type = NLA_U32 },
 };
 
 static int fill_sched_entry(struct nlattr **tb, struct sched_entry *entry,