1 files changed, 4 insertions, 0 deletions

diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
index a547c6320eb3..d282ad1570a7 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -1339,6 +1339,10 @@ static int netlbl_unlabel_staticlist_gen(u32 cmd,
 
         if (iface->ifindex > 0) {
                 dev = dev_get_by_index(&init_net, iface->ifindex);
+                if (!dev) {
+                        ret_val = -ENODEV;
+                        goto list_cb_failure;
+                }
                 ret_val = nla_put_string(cb_arg->skb,
                                          NLBL_UNLABEL_A_IFACE, dev->name);
                 dev_put(dev);