net: use NETDEV_TX_OK instead of 0 in ndo_start_xmit() functions

This patch is the result of an automatic spatch transformation to convert
all ndo_start_xmit() return values of 0 to NETDEV_TX_OK.

Some occurences are missed by the automatic conversion, those will be
handled in a seperate patch.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

16 files changed, 39 insertions, 39 deletions

diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 2912665fc58c..848af113ba2a 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -238,7 +238,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		/* netif_stop_queue(dev); */
 		dev_kfree_skb(skb);
 		read_unlock(&devs_lock);
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	if (!br2684_xmit_vcc(skb, dev, brvcc)) {
 		/*
@@ -252,7 +252,7 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		dev->stats.tx_fifo_errors++;
 	}
 	read_unlock(&devs_lock);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 /*
diff --git a/net/atm/clip.c b/net/atm/clip.c
index e65a3b1477f8..64910bb86089 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -373,7 +373,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		printk(KERN_ERR "clip_start_xmit: skb_dst(skb) == NULL\n");
 		dev_kfree_skb(skb);
 		dev->stats.tx_dropped++;
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	if (!skb_dst(skb)->neighbour) {
 #if 0
@@ -387,7 +387,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		printk(KERN_ERR "clip_start_xmit: NO NEIGHBOUR !\n");
 		dev_kfree_skb(skb);
 		dev->stats.tx_dropped++;
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	entry = NEIGH2ENTRY(skb_dst(skb)->neighbour);
 	if (!entry->vccs) {
@@ -402,7 +402,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
 			dev_kfree_skb(skb);
 			dev->stats.tx_dropped++;
 		}
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	pr_debug("neigh %p, vccs %p\n", entry, entry->vccs);
 	ATM_SKB(skb)->vcc = vcc = entry->vccs->vcc;
@@ -421,14 +421,14 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	old = xchg(&entry->vccs->xoff, 1);	/* assume XOFF ... */
 	if (old) {
 		printk(KERN_WARNING "clip_start_xmit: XOFF->XOFF transition\n");
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	dev->stats.tx_packets++;
 	dev->stats.tx_bytes += skb->len;
 	vcc->send(vcc, skb);
 	if (atm_may_send(vcc, 0)) {
 		entry->vccs->xoff = 0;
-		return 0;
+		return NETDEV_TX_OK;
 	}
 	spin_lock_irqsave(&clip_priv->xoff_lock, flags);
 	netif_stop_queue(dev);	/* XOFF -> throttle immediately */
@@ -440,7 +440,7 @@ static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	   of the brief netif_stop_queue. If this isn't true or if it
 	   changes, use netif_wake_queue instead. */
 	spin_unlock_irqrestore(&clip_priv->xoff_lock, flags);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int clip_mkip(struct atm_vcc *vcc, int timeout)
diff --git a/net/atm/lec.c b/net/atm/lec.c
index ff2e594dca9b..c463868c993b 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -289,7 +289,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		skb2 = skb_realloc_headroom(skb, LEC_HEADER_LEN);
 		kfree_skb(skb);
 		if (skb2 == NULL)
-			return 0;
+			return NETDEV_TX_OK;
 		skb = skb2;
 	}
 	skb_push(skb, 2);
@@ -307,7 +307,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		skb2 = skb_realloc_headroom(skb, LEC_HEADER_LEN);
 		kfree_skb(skb);
 		if (skb2 == NULL)
-			return 0;
+			return NETDEV_TX_OK;
 		skb = skb2;
 	}
 #endif
@@ -345,7 +345,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
 			dev_kfree_skb(skb);
 			if (skb2 == NULL) {
 				dev->stats.tx_dropped++;
-				return 0;
+				return NETDEV_TX_OK;
 			}
 			skb = skb2;
 		}
@@ -416,7 +416,7 @@ out:
 	if (entry)
 		lec_arp_put(entry);
 	dev->trans_start = jiffies;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 /* The inverse routine to net_open(). */
diff --git a/net/bluetooth/bnep/netdev.c b/net/bluetooth/bnep/netdev.c
index d7a0e9722def..9c42990126a0 100644
--- a/net/bluetooth/bnep/netdev.c
+++ b/net/bluetooth/bnep/netdev.c
@@ -175,14 +175,14 @@ static int bnep_net_xmit(struct sk_buff *skb, struct net_device *dev)
 #ifdef CONFIG_BT_BNEP_MC_FILTER
 	if (bnep_net_mc_filter(skb, s)) {
 		kfree_skb(skb);
-		return 0;
+		return NETDEV_TX_OK;
 	}
 #endif
 
 #ifdef CONFIG_BT_BNEP_PROTO_FILTER
 	if (bnep_net_proto_filter(skb, s)) {
 		kfree_skb(skb);
-		return 0;
+		return NETDEV_TX_OK;
 	}
 #endif
 
@@ -203,7 +203,7 @@ static int bnep_net_xmit(struct sk_buff *skb, struct net_device *dev)
 		netif_stop_queue(dev);
 	}
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static const struct net_device_ops bnep_netdev_ops = {
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 18538d7460d7..15d43ba86b53 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -39,7 +39,7 @@ int br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 	else
 		br_flood_deliver(br, skb);
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int br_dev_open(struct net_device *dev)
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 44e2a3d2359a..cd85ebc119a5 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -821,7 +821,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
 			tunnel->recursion--;
-			return 0;
+			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
 			skb_set_owner_w(new_skb, skb->sk);
@@ -889,7 +889,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	IPTUNNEL_XMIT();
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 
 tx_error_icmp:
 	dst_link_failure(skb);
@@ -898,7 +898,7 @@ tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int ipgre_tunnel_bind_dev(struct net_device *dev)
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 93e2b787da20..98075b6d619c 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -486,7 +486,7 @@ static int ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
 			tunnel->recursion--;
-			return 0;
+			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
 			skb_set_owner_w(new_skb, skb->sk);
@@ -524,7 +524,7 @@ static int ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	IPTUNNEL_XMIT();
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 
 tx_error_icmp:
 	dst_link_failure(skb);
@@ -532,7 +532,7 @@ tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static void ipip_tunnel_bind_dev(struct net_device *dev)
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 9a8da5ed92b7..06c33fb6b321 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -212,7 +212,7 @@ static int reg_vif_xmit(struct sk_buff *skb, struct net_device *dev)
 			  IGMPMSG_WHOLEPKT);
 	read_unlock(&mrt_lock);
 	kfree_skb(skb);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static const struct net_device_ops reg_vif_netdev_ops = {
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 51f410e7775a..a1d6045c4694 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1063,14 +1063,14 @@ ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto tx_err;
 
 	t->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 
 tx_err:
 	stats->tx_errors++;
 	stats->tx_dropped++;
 	kfree_skb(skb);
 	t->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static void ip6_tnl_set_cap(struct ip6_tnl *t)
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index c769f155c698..07ded5075b33 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -427,7 +427,7 @@ static int reg_vif_xmit(struct sk_buff *skb, struct net_device *dev)
 			   MRT6MSG_WHOLEPKT);
 	read_unlock(&mrt_lock);
 	kfree_skb(skb);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static const struct net_device_ops reg_vif_netdev_ops = {
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 68e52308e552..d0b850590faf 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -753,7 +753,7 @@ static int ipip6_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
 			tunnel->recursion--;
-			return 0;
+			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
 			skb_set_owner_w(new_skb, skb->sk);
@@ -794,7 +794,7 @@ static int ipip6_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	IPTUNNEL_XMIT();
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 
 tx_error_icmp:
 	dst_link_failure(skb);
@@ -802,7 +802,7 @@ tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
 	tunnel->recursion--;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static void ipip6_tunnel_bind_dev(struct net_device *dev)
diff --git a/net/irda/irlan/irlan_eth.c b/net/irda/irlan/irlan_eth.c
index 724bcf951b80..64230cffcfee 100644
--- a/net/irda/irlan/irlan_eth.c
+++ b/net/irda/irlan/irlan_eth.c
@@ -177,7 +177,7 @@ static int irlan_eth_xmit(struct sk_buff *skb, struct net_device *dev)
 
 		/* Did the realloc succeed? */
 		if (new_skb == NULL)
-			return 0;
+			return NETDEV_TX_OK;
 
 		/* Use the new skb instead */
 		skb = new_skb;
@@ -209,7 +209,7 @@ static int irlan_eth_xmit(struct sk_buff *skb, struct net_device *dev)
 		self->stats.tx_bytes += skb->len;
 	}
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 /*
diff --git a/net/netrom/nr_dev.c b/net/netrom/nr_dev.c
index 351372463fed..c7b7838a0519 100644
--- a/net/netrom/nr_dev.c
+++ b/net/netrom/nr_dev.c
@@ -177,13 +177,13 @@ static int nr_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (!nr_route_frame(skb, NULL)) {
 		kfree_skb(skb);
 		stats->tx_errors++;
-		return 0;
+		return NETDEV_TX_OK;
 	}
 
 	stats->tx_packets++;
 	stats->tx_bytes += len;
 
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static const struct header_ops nr_header_ops = {
diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c
index 480839dfc560..4667af51ed71 100644
--- a/net/phonet/pep-gprs.c
+++ b/net/phonet/pep-gprs.c
@@ -195,7 +195,7 @@ static int gprs_xmit(struct sk_buff *skb, struct net_device *dev)
 		break;
 	default:
 		dev_kfree_skb(skb);
-		return 0;
+		return NETDEV_TX_OK;
 	}
 
 	skb_orphan(skb);
@@ -215,7 +215,7 @@ static int gprs_xmit(struct sk_buff *skb, struct net_device *dev)
 	netif_stop_queue(dev);
 	if (pep_writeable(sk))
 		netif_wake_queue(dev);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int gprs_set_mtu(struct net_device *dev, int new_mtu)
diff --git a/net/rose/rose_dev.c b/net/rose/rose_dev.c
index 389d6e0d7740..c711e2edf5ce 100644
--- a/net/rose/rose_dev.c
+++ b/net/rose/rose_dev.c
@@ -141,7 +141,7 @@ static int rose_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 	dev_kfree_skb(skb);
 	stats->tx_errors++;
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static const struct header_ops rose_header_ops = {
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index 9c002b6e0533..12434b6c2042 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -314,7 +314,7 @@ restart:
 					netif_wake_queue(dev);
 					txq->tx_packets++;
 					txq->tx_bytes += length;
-					return 0;
+					return NETDEV_TX_OK;
 				}
 				__netif_tx_unlock(slave_txq);
 			}
@@ -323,7 +323,7 @@ restart:
 			break;
 		case 1:
 			master->slaves = NEXT_SLAVE(q);
-			return 0;
+			return NETDEV_TX_OK;
 		default:
 			nores = 1;
 			break;
@@ -345,7 +345,7 @@ restart:
 drop:
 	txq->tx_dropped++;
 	dev_kfree_skb(skb);
-	return 0;
+	return NETDEV_TX_OK;
 }
 
 static int teql_master_open(struct net_device *dev)