datapath: Update sysfs links when network devices are renamed.

[sliver-openvswitch.git] / datapath / dp_sysfs_if.c

diff --git a/datapath/dp_sysfs_if.c b/datapath/dp_sysfs_if.c
index 178afbd..ab928f6 100644 (file)
--- a/datapath/dp_sysfs_if.c
+++ b/datapath/dp_sysfs_if.c
@@ -302,6 +302,7 @@ int dp_sysfs_add_if(struct net_bridge_port *p)
        err = sysfs_create_link(&dp->ifobj, &p->kobj, p->dev->name);
        if (err)
                goto err_del;
+       strcpy(p->linkname, p->dev->name);
 
        kobject_uevent(&p->kobj, KOBJ_ADD);
 
@@ -319,6 +320,10 @@ err_put:
 
 int dp_sysfs_del_if(struct net_bridge_port *p)
 {
+       if (p->linkname[0]) {
+               sysfs_remove_link(&p->dp->ifobj, p->linkname);
+               p->linkname[0] = '\0';
+       }
        if (p->kobj.dentry) {
                kobject_uevent(&p->kobj, KOBJ_REMOVE);
                kobject_del(&p->kobj);