From: Tonghao Zhang <[email protected]>
[ Upstream commit 4c76bf696a608ea5cc555fe97ec59a9033236604 ]
Unlocking of a not locked mutex is not allowed.
Other kernel thread may be in critical section while
we unlock it because of setting user_feature fail.
Fixes: 95a7233c4 ("net: openvswitch: Set OvS recirc_id from tc chain index")
Cc: Paul Blakey <[email protected]>
Signed-off-by: Tonghao Zhang <[email protected]>
Tested-by: Greg Rose <[email protected]>
Acked-by: William Tu <[email protected]>
Acked-by: Pravin B Shelar <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
---
net/openvswitch/datapath.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 23f67b8fdeaa..3eed90bfa2bf 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1667,6 +1667,7 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct
genl_info *info)
ovs_dp_reset_user_features(skb, info);
}
+ ovs_unlock();
goto err_destroy_meters;
}
@@ -1683,7 +1684,6 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct
genl_info *info)
return 0;
err_destroy_meters:
- ovs_unlock();
ovs_meters_exit(dp);
err_destroy_ports_array:
kfree(dp->ports);
--
2.20.1
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