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authorBaowen Zheng <baowen.zheng@corigine.com>2021-12-13 17:46:04 +0300
committerDavid S. Miller <davem@davemloft.net>2021-12-14 15:33:19 +0300
commit166b6a46b78bf8b9559a6620c3032f9fe492e082 (patch)
tree1ca172777ff53495f817458c7fc68d539d83fc1d
parentaeb7c75cb77478fdbf821628e9c95c4baa9adc63 (diff)
downloadlinux-166b6a46b78bf8b9559a6620c3032f9fe492e082.tar.xz
flow_offload: return EOPNOTSUPP for the unsupported mpls action type
We need to return EOPNOTSUPP for the unsupported mpls action type when setup the flow action. In the original implement, we will return 0 for the unsupported mpls action type, actually we do not setup it and the following actions to the flow action entry. Fixes: 9838b20a7fb2 ("net: sched: take rtnl lock in tc_setup_flow_action()") Signed-off-by: Baowen Zheng <baowen.zheng@corigine.com> Signed-off-by: Simon Horman <simon.horman@corigine.com> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/sched/cls_api.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 2ef8f5a6205a..e54f0a42270c 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -3687,6 +3687,7 @@ int tc_setup_flow_action(struct flow_action *flow_action,
entry->mpls_mangle.ttl = tcf_mpls_ttl(act);
break;
default:
+ err = -EOPNOTSUPP;
goto err_out_locked;
}
} else if (is_tcf_skbedit_ptype(act)) {