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openvswitch: Use IS_ERR instead of IS_ERR_OR_NULL 

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 <yuehaibing@huawei.com>
Acked-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Link: https://lore.kernel.org/r/20201031060153.39912-1-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
YueHaibing 2020-10-31 14:01:53 +08:00 committed by Jakub Kicinski
parent 36ed77cd05
commit 92f9e238c9
1 changed files with 1 additions and 1 deletions
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2
net/openvswitch/meter.c
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@ -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,