linux-kernel - Re: [PATCH v2 2/8] vsock/virtio: free packets during the socket release

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20190510.152008.1902268386064871188.davem@davemloft.net>
Date:   Fri, 10 May 2019 15:20:08 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     sgarzare@...hat.com
Cc:     netdev@...r.kernel.org, mst@...hat.com,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        stefanha@...hat.com, jasowang@...hat.com
Subject: Re: [PATCH v2 2/8] vsock/virtio: free packets during the socket
 release

From: Stefano Garzarella <sgarzare@...hat.com>
Date: Fri, 10 May 2019 14:58:37 +0200

> @@ -827,12 +827,20 @@ static bool virtio_transport_close(struct vsock_sock *vsk)
>  
>  void virtio_transport_release(struct vsock_sock *vsk)
>  {
> +	struct virtio_vsock_sock *vvs = vsk->trans;
> +	struct virtio_vsock_buf *buf;
>  	struct sock *sk = &vsk->sk;
>  	bool remove_sock = true;
>  
>  	lock_sock(sk);
>  	if (sk->sk_type == SOCK_STREAM)
>  		remove_sock = virtio_transport_close(vsk);
> +	while (!list_empty(&vvs->rx_queue)) {
> +		buf = list_first_entry(&vvs->rx_queue,
> +				       struct virtio_vsock_buf, list);

Please use list_for_each_entry_safe().