Fix checkpatch code style warnings:
  WARNING: suspect code indent for conditional statements (8, 17)
  #2901: FILE: net/core/pktgen.c:2901:
  +       } else {
  +                skb = __netdev_alloc_skb(dev, size, GFP_NOWAIT);
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
                        skb->dev = dev;
                }
        } else {
-                skb = __netdev_alloc_skb(dev, size, GFP_NOWAIT);
+               skb = __netdev_alloc_skb(dev, size, GFP_NOWAIT);
        }
 
        /* the caller pre-fetches from skb->data and reserves for the mac hdr */