X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fdp_sysfs_dp.c;h=587b8bc2d5e40c17e379979e5ab71ef6b22b0260;hb=2c6d841118a6b14cc5b03fc3b549143a6b7ce143;hp=6cbd864180fb57b3eba5f7c9370888263892bb70;hpb=33b38b63e42c1f5aa80d1d7b4ce79cfbe371fae3;p=openvswitch

diff --git a/datapath/dp_sysfs_dp.c b/datapath/dp_sysfs_dp.c
index 6cbd8641..587b8bc2 100644
--- a/datapath/dp_sysfs_dp.c
+++ b/datapath/dp_sysfs_dp.c
@@ -350,7 +350,8 @@ static struct attribute_group bridge_group = {
  */
 int dp_sysfs_add_dp(struct datapath *dp)
 {
-	struct kobject *kobj = vport_get_kobj(dp->ports[ODPP_LOCAL]);
+	struct kobject *kobj =
+		vport_get_kobj(rtnl_dereference(dp->ports[ODPP_LOCAL]));
 	int err;
 
 	/* Create /sys/class/net/<devname>/bridge directory. */
@@ -379,7 +380,8 @@ int dp_sysfs_add_dp(struct datapath *dp)
 
 int dp_sysfs_del_dp(struct datapath *dp)
 {
-	struct kobject *kobj = vport_get_kobj(dp->ports[ODPP_LOCAL]);
+	struct kobject *kobj =
+		vport_get_kobj(rtnl_dereference(dp->ports[ODPP_LOCAL]));
 
 	kobject_del(&dp->ifobj);
 	sysfs_remove_group(kobj, &bridge_group);