c
// New function to free resources
void free_netvsc_resources(struct netvsc_device *nvdev) {
    if (nvdev->recv_buf) {
        vfree(nvdev->recv_buf);
        nvdev->recv_buf = NULL;
    }
    // Free other resources...
}

// Replace direct calls with the new function
7 	kfree(nvdev->extension);
8 	free_netvsc_resources(nvdev);
