if (retval >= 0) {
vlan->minor = retval;
} else if (retval == -ENOSPC) {
- printk(KERN_ERR "too many macvtap devices\n");
+ netdev_err(vlan->dev, "Too many macvtap devices\n");
retval = -EINVAL;
}
mutex_unlock(&minor_lock);
int depth;
bool zerocopy = false;
size_t linear;
- ssize_t n;
if (q->flags & IFF_VNET_HDR) {
vnet_hdr_len = q->vnet_hdr_sz;
len -= vnet_hdr_len;
err = -EFAULT;
- n = copy_from_iter(&vnet_hdr, sizeof(vnet_hdr), from);
- if (n != sizeof(vnet_hdr))
+ if (!copy_from_iter_full(&vnet_hdr, sizeof(vnet_hdr), from))
goto err;
iov_iter_advance(from, vnet_hdr_len - sizeof(vnet_hdr));
if ((vnet_hdr.flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) &&
if (iov_iter_count(iter) < vnet_hdr_len)
return -EINVAL;
- ret = virtio_net_hdr_from_skb(skb, &vnet_hdr,
- macvtap_is_little_endian(q));
- if (ret)
+ if (virtio_net_hdr_from_skb(skb, &vnet_hdr,
+ macvtap_is_little_endian(q)))
BUG();
if (copy_to_iter(&vnet_hdr, sizeof(vnet_hdr), iter) !=