[PATCH net-next] openvswitch: Use IS_ERR instead of IS_ERR_OR_NULL

[YueHaibing]

Fix smatch warning:

net/openvswitch/meter.c:427 ovs_meter_cmd_set() warn: passing zero to 'PTR_ERR'

dp_meter_create() never returns NULL, use IS_ERR
instead of IS_ERR_OR_NULL to fix this.

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 net/openvswitch/meter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c
index 8fbefd52af7f..15424d26e85d 100644
--- a/net/openvswitch/meter.c
+++ b/net/openvswitch/meter.c
@@ -423,7 +423,7 @@ static int ovs_meter_cmd_set(struct sk_buff *skb, struct 
genl_info *info)
                return -EINVAL;
 
        meter = dp_meter_create(a);
-       if (IS_ERR_OR_NULL(meter))
+       if (IS_ERR(meter))
                return PTR_ERR(meter);
 
        reply = ovs_meter_cmd_reply_start(info, OVS_METER_CMD_SET,
-- 
2.17.1