New upstream version 17.11-rc3

[deb_dpdk.git] / drivers / net / virtio / virtio_user / vhost_user.c

diff --git a/drivers/net/virtio/virtio_user/vhost_user.c b/drivers/net/virtio/virtio_user/vhost_user.c
index 4ad7b21..97bd832 100644 (file)
--- a/drivers/net/virtio/virtio_user/vhost_user.c
+++ b/drivers/net/virtio/virtio_user/vhost_user.c
@@ -130,6 +130,10 @@ vhost_user_read(int fd, struct vhost_user_msg *msg)
        }
 
        sz_payload = msg->size;
+
+       if ((size_t)sz_payload > sizeof(msg->payload))
+               goto fail;
+
        if (sz_payload) {
                ret = recv(fd, (void *)((char *)msg + sz_hdr), sz_payload, 0);
                if (ret < sz_payload) {