diff --git a/drivers/virtio/virtnet.c b/drivers/virtio/virtnet.c
index 7230fa93326e29b47883d3222323fea7f72b0393..7b6ee6281f522937411ccb4aa96f602f745d64ef 100644
--- a/drivers/virtio/virtnet.c
+++ b/drivers/virtio/virtnet.c
@@ -258,6 +258,7 @@ static err_t ConfigQueue(struct VirtNetif *nic)
 
     buf = VirtmmioConfigQueue(&nic->dev, (VADDR_T)base, qsz, VIRTQ_NUM_NET);
     if (buf == 0) {
+        free(base);
         return ERR_IF;
     }