virtio_net: Simplify call sites for virtio_net_hdr_{from, to}_skb().
No point storing the return value of virtio_net_hdr_to_skb() or
virtio_net_hdr_from_skb() to a variable when the value is used only
once as a boolean in an immediately following if statement.
Signed-off-by: Jarno Rajahalme <jarno@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 070e329..5da9861 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -821,9 +821,8 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q,
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) !=