netifd: Check device_claim return code in all cases

[project/netifd.git] / interface.c

diff --git a/interface.c b/interface.c
index 6ca1d0d..b0fe9de 100644 (file)
--- a/interface.c
+++ b/interface.c
@@ -766,8 +766,10 @@ interface_set_l3_dev(struct interface *iface, struct device *dev)
        device_add_user(&iface->l3_dev, dev);
 
        if (dev) {
-               if (claimed)
-                       device_claim(&iface->l3_dev);
+               if (claimed) {
+                       if (device_claim(&iface->l3_dev) < 0)
+                               return;
+               }
                interface_ip_set_enabled(&iface->config_ip, enabled);
        }
 }
@@ -787,8 +789,10 @@ interface_set_main_dev(struct interface *iface, struct device *dev)
                return;
        }
 
-       if (claimed)
-               device_claim(&iface->l3_dev);
+       if (claimed) {
+               if (device_claim(&iface->l3_dev) < 0)
+                       return;
+       }
 
        if (!iface->l3_dev.dev)
                interface_set_l3_dev(iface, dev);