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genetlink: add and use genl_set_err()

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Add a static inline to generic netlink to wrap netlink_set_err()
to make it easier to use here - use it in openvswitch (the only
generic netlink user of netlink_set_err()).

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg
2013-11-19 15:19:37 +01:00
committed by David S. Miller
parent c2ebb90846
commit 62b68e99fa
3 changed files with 21 additions and 7 deletions
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8
net/openvswitch/datapath.c
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@@ -879,8 +879,8 @@ static int ovs_flow_cmd_new_or_set(struct sk_buff *skb, struct genl_info *info)
if (!IS_ERR(reply))
ovs_notify(reply, info, &ovs_dp_flow_multicast_group);
else
netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
ovs_dp_flow_multicast_group.id, PTR_ERR(reply));
genl_set_err(sock_net(skb->sk), 0,
ovs_dp_flow_multicast_group.id, PTR_ERR(reply));
return 0;
err_flow_free:
@@ -1326,8 +1326,8 @@ static int ovs_dp_cmd_set(struct sk_buff *skb, struct genl_info *info)
info->snd_seq, OVS_DP_CMD_NEW);
if (IS_ERR(reply)) {
err = PTR_ERR(reply);
netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
ovs_dp_datapath_multicast_group.id, err);
genl_set_err(sock_net(skb->sk), 0,
ovs_dp_datapath_multicast_group.id, err);
err = 0;
goto unlock;
}