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openvswitch: Fix return value check in ovs_meter_cmd_features() 

In case of error, the function ovs_meter_cmd_reply_start() returns
ERR_PTR() not NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Fixes: 96fbc13d7e ("openvswitch: Add meter infrastructure")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2017-11-14 06:20:16 +00:00 committed by David S. Miller
parent 228aa0121c
commit 8a860c2bcc
1 changed files with 1 additions and 1 deletions
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2
net/openvswitch/meter.c
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@ -166,7 +166,7 @@ static int ovs_meter_cmd_features(struct sk_buff *skb, struct genl_info *info)
reply = ovs_meter_cmd_reply_start(info, OVS_METER_CMD_FEATURES,
&ovs_reply_header);
if (!reply)
if (IS_ERR(reply))
return PTR_ERR(reply);
if (nla_put_u32(reply, OVS_METER_ATTR_MAX_METERS, U32_MAX) ||