diff --git a/net/net.c b/net/net.c
index df94789de9..7663b9cd6c 100644
--- a/net/net.c
+++ b/net/net.c
@@ -271,7 +271,8 @@ static void NetInitLoop(void)
 #endif
 		env_changed_id = env_id;
 	}
-	memcpy(NetOurEther, eth_get_dev()->enetaddr, 6);
+	if (eth_get_dev())
+		memcpy(NetOurEther, eth_get_dev()->enetaddr, 6);
 
 	return;
 }