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path: root/net/openvswitch/vport-gre.c
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Diffstat (limited to 'net/openvswitch/vport-gre.c')
-rw-r--r--net/openvswitch/vport-gre.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/net/openvswitch/vport-gre.c b/net/openvswitch/vport-gre.c
index 7f8897f33a67..0e72d95b0e8f 100644
--- a/net/openvswitch/vport-gre.c
+++ b/net/openvswitch/vport-gre.c
@@ -54,6 +54,7 @@ static struct vport *gre_tnl_create(const struct vport_parms *parms)
struct net *net = ovs_dp_get_net(parms->dp);
struct net_device *dev;
struct vport *vport;
+ int err;
vport = ovs_vport_alloc(0, &ovs_gre_vport_ops, parms);
if (IS_ERR(vport))
@@ -67,9 +68,15 @@ static struct vport *gre_tnl_create(const struct vport_parms *parms)
return ERR_CAST(dev);
}
- dev_change_flags(dev, dev->flags | IFF_UP);
- rtnl_unlock();
+ err = dev_change_flags(dev, dev->flags | IFF_UP);
+ if (err < 0) {
+ rtnl_delete_link(dev);
+ rtnl_unlock();
+ ovs_vport_free(vport);
+ return ERR_PTR(err);
+ }
+ rtnl_unlock();
return vport;
}