On Mon, Mar 20, 2023 at 11:25 PM Arseniy Krasnov
<avkrasnov@xxxxxxxxxxxxxx> wrote:
>
> Pointer to transport could be checked before allocation of skbuff, thus
> there is no need to free skbuff when this pointer is NULL.
>
> Signed-off-by: Arseniy Krasnov <AVKrasnov@xxxxxxxxxxxxxx>
> Reviewed-by: Bobby Eshleman <bobby.eshleman@xxxxxxxxxxxxx>
> Reviewed-by: Stefano Garzarella <sgarzare@xxxxxxxxxx>
> ---
Looks good to me.
Reviewed-by: Pavan Chebbi <pavan.chebbi@xxxxxxxxxxxx>
> net/vmw_vsock/virtio_transport_common.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
> index cda587196475..607149259e8b 100644
> --- a/net/vmw_vsock/virtio_transport_common.c
> +++ b/net/vmw_vsock/virtio_transport_common.c
> @@ -867,6 +867,9 @@ static int virtio_transport_reset_no_sock(const struct virtio_transport *t,
> if (le16_to_cpu(hdr->op) == VIRTIO_VSOCK_OP_RST)
> return 0;
>
> + if (!t)
> + return -ENOTCONN;
> +
> reply = virtio_transport_alloc_skb(&info, 0,
> le64_to_cpu(hdr->dst_cid),
> le32_to_cpu(hdr->dst_port),
> @@ -875,11 +878,6 @@ static int virtio_transport_reset_no_sock(const struct virtio_transport *t,
> if (!reply)
> return -ENOMEM;
>
> - if (!t) {
> - kfree_skb(reply);
> - return -ENOTCONN;
> - }
> -
> return t->send_pkt(reply);
> }
>
> --
> 2.25.1
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