[VLAN]: checkpatch cleanups

Checkpatch cleanups, consisting mainly of overly long lines and
missing spaces.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index 0cfdf77..73efcc7 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -20,7 +20,7 @@
  *  Must be invoked with rcu_read_lock (ie preempt disabled)
  *  or with RTNL.
  */
-struct net_device *__find_vlan_dev(struct net_device* real_dev,
+struct net_device *__find_vlan_dev(struct net_device *real_dev,
 				   unsigned short VID); /* vlan.c */
 
 /* found in vlan_dev.c */