datapath: Fix ovs_vport_cmd_del return value on success

If the pointer does not represent an error then the PTR_ERR macro may still
return a nonzero value. The fix is the same as in ovs_vport_cmd_set.

Signed-off-by: Rich Lane <rlane@bigswitch.com>
Signed-off-by: Jesse Gross <jesse@nicira.com>

diff --git a/datapath/datapath.c b/datapath/datapath.c
index 86ceb9f..f78c232 100644 (file)
--- a/datapath/datapath.c
+++ b/datapath/datapath.c
@@ -2064,6 +2064,7 @@ static int ovs_vport_cmd_del(struct sk_buff *skb, struct genl_info *info)
        if (IS_ERR(reply))
                goto exit_unlock;
 
+       err = 0;
        ovs_dp_detach_port(vport);
 
        genl_notify(reply, genl_info_net(info), info->snd_portid,