drivers/net: return operator cleanup

Change "return (EXPR);" to "return EXPR;"

return is not a function, parentheses are not required.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/appletalk/ipddp.c b/drivers/net/appletalk/ipddp.c
index 0362c8d..10d0dba 100644
--- a/drivers/net/appletalk/ipddp.c
+++ b/drivers/net/appletalk/ipddp.c
@@ -244,7 +244,7 @@
         }
 
 	spin_unlock_bh(&ipddp_route_lock);
-        return (-ENOENT);
+        return -ENOENT;
 }
 
 /*
@@ -259,10 +259,10 @@
                 if(f->ip == rt->ip &&
 		   f->at.s_net == rt->at.s_net &&
 		   f->at.s_node == rt->at.s_node)
-                        return (f);
+                        return f;
         }
 
-        return (NULL);
+        return NULL;
 }
 
 static int ipddp_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
@@ -279,7 +279,7 @@
         switch(cmd)
         {
 		case SIOCADDIPDDPRT:
-                        return (ipddp_create(&rcp));
+                        return ipddp_create(&rcp);
 
                 case SIOCFINDIPDDPRT:
 			spin_lock_bh(&ipddp_route_lock);
@@ -297,7 +297,7 @@
 				return -ENOENT;
 
                 case SIOCDELIPDDPRT:
-                        return (ipddp_delete(&rcp));
+                        return ipddp_delete(&rcp);
 
                 default:
                         return -EINVAL;
diff --git a/drivers/net/appletalk/ltpc.c b/drivers/net/appletalk/ltpc.c
index adc0755..e69eead 100644
--- a/drivers/net/appletalk/ltpc.c
+++ b/drivers/net/appletalk/ltpc.c
@@ -727,7 +727,7 @@
 
 	if (ltc->command != LT_RCVLAP) {
 		printk("unknown command 0x%02x from ltpc card\n",ltc->command);
-		return(-1);
+		return -1;
 	}
 	dnode = ltc->dnode;
 	snode = ltc->snode;