[PATCH net-next] openvswitch: Fix return value check in ovs_meter_cmd_features()
From: Wei Yongjun <hidden>
Date: 2017-11-14 06:20:16
Subsystem:
networking [general], openvswitch, the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Aaron Conole, Eelco Chaudron, Ilya Maximets, Linus Torvalds
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: 96fbc13d7e77 ("openvswitch: Add meter infrastructure")
Signed-off-by: Wei Yongjun <redacted>
---
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 2a5ba35..2e58b6c 100644
--- a/net/openvswitch/meter.c
+++ b/net/openvswitch/meter.c@@ -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) ||