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>

1 files changed, 54 insertions, 54 deletions

diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c
index f4125da2762f..3f4e2b5684db 100644
--- a/drivers/net/wan/sdla.c
+++ b/drivers/net/wan/sdla.c
@@ -178,7 +178,7 @@ static char sdla_byte(struct net_device *dev, int addr)
 	byte = *temp;
 	spin_unlock_irqrestore(&sdla_lock, flags);
 
-	return(byte);
+	return byte;
 }
 
 static void sdla_stop(struct net_device *dev)
@@ -267,7 +267,7 @@ static int sdla_z80_poll(struct net_device *dev, int z80_addr, int jiffs, char r
 			resp = *temp;
 		}
 	}
-	return(time_before(jiffies, done) ? jiffies - start : -1);
+	return time_before(jiffies, done) ? jiffies - start : -1;
 }
 
 /* constants for Z80 CPU speed */
@@ -283,13 +283,13 @@ static int sdla_cpuspeed(struct net_device *dev, struct ifreq *ifr)
 
 	sdla_start(dev);
 	if (sdla_z80_poll(dev, 0, 3*HZ, Z80_READY, 0) < 0)
-		return(-EIO);
+		return -EIO;
 
 	data = LOADER_READY;
 	sdla_write(dev, 0, &data, 1);
 
 	if ((jiffs = sdla_z80_poll(dev, 0, 8*HZ, Z80_SCC_OK, Z80_SCC_BAD)) < 0)
-		return(-EIO);
+		return -EIO;
 
 	sdla_stop(dev);
 	sdla_read(dev, 0, &data, 1);
@@ -297,11 +297,11 @@ static int sdla_cpuspeed(struct net_device *dev, struct ifreq *ifr)
 	if (data == Z80_SCC_BAD)
 	{
 		printk("%s: SCC bad\n", dev->name);
-		return(-EIO);
+		return -EIO;
 	}
 
 	if (data != Z80_SCC_OK)
-		return(-EINVAL);
+		return -EINVAL;
 
 	if (jiffs < 165)
 		ifr->ifr_mtu = SDLA_CPU_16M;
@@ -316,7 +316,7 @@ static int sdla_cpuspeed(struct net_device *dev, struct ifreq *ifr)
 	else
 		ifr->ifr_mtu = SDLA_CPU_3M;
  
-	return(0);
+	return 0;
 }
 
 /************************************************
@@ -493,7 +493,7 @@ static int sdla_cmd(struct net_device *dev, int cmd, short dlci, short flags,
 	if (ret != SDLA_RET_OK)
 	   	sdla_errors(dev, cmd, dlci, ret, len, &status);
 
-	return(ret);
+	return ret;
 }
 
 /***********************************************
@@ -516,14 +516,14 @@ static int sdla_activate(struct net_device *slave, struct net_device *master)
 			break;
 
 	if (i == CONFIG_DLCI_MAX)
-		return(-ENODEV);
+		return -ENODEV;
 
 	flp->dlci[i] = abs(flp->dlci[i]);
 
 	if (netif_running(slave) && (flp->config.station == FRAD_STATION_NODE))
 		sdla_cmd(slave, SDLA_ACTIVATE_DLCI, 0, 0, &flp->dlci[i], sizeof(short), NULL, NULL);
 
-	return(0);
+	return 0;
 }
 
 static int sdla_deactivate(struct net_device *slave, struct net_device *master)
@@ -538,14 +538,14 @@ static int sdla_deactivate(struct net_device *slave, struct net_device *master)
 			break;
 
 	if (i == CONFIG_DLCI_MAX)
-		return(-ENODEV);
+		return -ENODEV;
 
 	flp->dlci[i] = -abs(flp->dlci[i]);
 
 	if (netif_running(slave) && (flp->config.station == FRAD_STATION_NODE))
 		sdla_cmd(slave, SDLA_DEACTIVATE_DLCI, 0, 0, &flp->dlci[i], sizeof(short), NULL, NULL);
 
-	return(0);
+	return 0;
 }
 
 static int sdla_assoc(struct net_device *slave, struct net_device *master)
@@ -554,7 +554,7 @@ static int sdla_assoc(struct net_device *slave, struct net_device *master)
 	int               i;
 
 	if (master->type != ARPHRD_DLCI)
-		return(-EINVAL);
+		return -EINVAL;
 
 	flp = netdev_priv(slave);
 
@@ -563,11 +563,11 @@ static int sdla_assoc(struct net_device *slave, struct net_device *master)
 		if (!flp->master[i])
 			break;
 		if (abs(flp->dlci[i]) == *(short *)(master->dev_addr))
-			return(-EADDRINUSE);
+			return -EADDRINUSE;
 	} 
 
 	if (i == CONFIG_DLCI_MAX)
-		return(-EMLINK);  /* #### Alan: Comments on this ?? */
+		return -EMLINK;  /* #### Alan: Comments on this ?? */
 
 
 	flp->master[i] = master;
@@ -581,7 +581,7 @@ static int sdla_assoc(struct net_device *slave, struct net_device *master)
 			sdla_cmd(slave, SDLA_ADD_DLCI, 0, 0, master->dev_addr, sizeof(short), NULL, NULL);
 	}
 
-	return(0);
+	return 0;
 }
 
 static int sdla_deassoc(struct net_device *slave, struct net_device *master)
@@ -596,7 +596,7 @@ static int sdla_deassoc(struct net_device *slave, struct net_device *master)
 			break;
 
 	if (i == CONFIG_DLCI_MAX)
-		return(-ENODEV);
+		return -ENODEV;
 
 	flp->master[i] = NULL;
 	flp->dlci[i] = 0;
@@ -609,7 +609,7 @@ static int sdla_deassoc(struct net_device *slave, struct net_device *master)
 			sdla_cmd(slave, SDLA_DELETE_DLCI, 0, 0, master->dev_addr, sizeof(short), NULL, NULL);
 	}
 
-	return(0);
+	return 0;
 }
 
 static int sdla_dlci_conf(struct net_device *slave, struct net_device *master, int get)
@@ -626,7 +626,7 @@ static int sdla_dlci_conf(struct net_device *slave, struct net_device *master, i
 			break;
 
 	if (i == CONFIG_DLCI_MAX)
-		return(-ENODEV);
+		return -ENODEV;
 
 	dlp = netdev_priv(master);
 
@@ -641,7 +641,7 @@ static int sdla_dlci_conf(struct net_device *slave, struct net_device *master, i
 			            &dlp->config, sizeof(struct dlci_conf) - 4 * sizeof(short), NULL, NULL);
 	}
 
-	return(ret == SDLA_RET_OK ? 0 : -EIO);
+	return ret == SDLA_RET_OK ? 0 : -EIO;
 }
 
 /**************************
@@ -986,7 +986,7 @@ static int sdla_close(struct net_device *dev)
 
 	netif_stop_queue(dev);
 	
-	return(0);
+	return 0;
 }
 
 struct conf_data {
@@ -1006,10 +1006,10 @@ static int sdla_open(struct net_device *dev)
 	flp = netdev_priv(dev);
 
 	if (!flp->initialized)
-		return(-EPERM);
+		return -EPERM;
 
 	if (!flp->configured)
-		return(-EPERM);
+		return -EPERM;
 
 	/* time to send in the configuration */
 	len = 0;
@@ -1087,7 +1087,7 @@ static int sdla_open(struct net_device *dev)
 
 	netif_start_queue(dev);
 	
-	return(0);
+	return 0;
 }
 
 static int sdla_config(struct net_device *dev, struct frad_conf __user *conf, int get)
@@ -1098,48 +1098,48 @@ static int sdla_config(struct net_device *dev, struct frad_conf __user *conf, in
 	short             size;
 
 	if (dev->type == 0xFFFF)
-		return(-EUNATCH);
+		return -EUNATCH;
 
 	flp = netdev_priv(dev);
 
 	if (!get)
 	{
 		if (netif_running(dev))
-			return(-EBUSY);
+			return -EBUSY;
 
 		if(copy_from_user(&data.config, conf, sizeof(struct frad_conf)))
 			return -EFAULT;
 
 		if (data.config.station & ~FRAD_STATION_NODE)
-			return(-EINVAL);
+			return -EINVAL;
 
 		if (data.config.flags & ~FRAD_VALID_FLAGS)
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.kbaud < 0) || 
 			 ((data.config.kbaud > 128) && (flp->type != SDLA_S508)))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if (data.config.clocking & ~(FRAD_CLOCK_INT | SDLA_S508_PORT_RS232))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.mtu < 0) || (data.config.mtu > SDLA_MAX_MTU))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.T391 < 5) || (data.config.T391 > 30))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.T392 < 5) || (data.config.T392 > 30))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.N391 < 1) || (data.config.N391 > 255))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.N392 < 1) || (data.config.N392 > 10))
-			return(-EINVAL);
+			return -EINVAL;
 
 		if ((data.config.N393 < 1) || (data.config.N393 > 10))
-			return(-EINVAL);
+			return -EINVAL;
 
 		memcpy(&flp->config, &data.config, sizeof(struct frad_conf));
 		flp->config.flags |= SDLA_DIRECT_RECV;
@@ -1171,7 +1171,7 @@ static int sdla_config(struct net_device *dev, struct frad_conf __user *conf, in
 		{
 			size = sizeof(data);
 			if (sdla_cmd(dev, SDLA_READ_DLCI_CONFIGURATION, 0, 0, NULL, 0, &data, &size) != SDLA_RET_OK)
-				return(-EIO);
+				return -EIO;
 		}
 		else
 			if (flp->configured)
@@ -1185,7 +1185,7 @@ static int sdla_config(struct net_device *dev, struct frad_conf __user *conf, in
 		return copy_to_user(conf, &data.config, sizeof(struct frad_conf))?-EFAULT:0;
 	}
 
-	return(0);
+	return 0;
 }
 
 static int sdla_xfer(struct net_device *dev, struct sdla_mem __user *info, int read)
@@ -1200,7 +1200,7 @@ static int sdla_xfer(struct net_device *dev, struct sdla_mem __user *info, int r
 	{	
 		temp = kzalloc(mem.len, GFP_KERNEL);
 		if (!temp)
-			return(-ENOMEM);
+			return -ENOMEM;
 		sdla_read(dev, mem.addr, temp, mem.len);
 		if(copy_to_user(mem.data, temp, mem.len))
 		{
@@ -1217,7 +1217,7 @@ static int sdla_xfer(struct net_device *dev, struct sdla_mem __user *info, int r
 		sdla_write(dev, mem.addr, temp, mem.len);
 		kfree(temp);
 	}
-	return(0);
+	return 0;
 }
 
 static int sdla_reconfig(struct net_device *dev)
@@ -1241,7 +1241,7 @@ static int sdla_reconfig(struct net_device *dev)
 	sdla_cmd(dev, SDLA_SET_DLCI_CONFIGURATION, 0, 0, &data, len, NULL, NULL);
 	sdla_cmd(dev, SDLA_ENABLE_COMMUNICATIONS, 0, 0, NULL, 0, NULL, NULL);
 
-	return(0);
+	return 0;
 }
 
 static int sdla_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
@@ -1254,20 +1254,20 @@ static int sdla_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	flp = netdev_priv(dev);
 
 	if (!flp->initialized)
-		return(-EINVAL);
+		return -EINVAL;
 
 	switch (cmd)
 	{
 		case FRAD_GET_CONF:
 		case FRAD_SET_CONF:
-			return(sdla_config(dev, ifr->ifr_data, cmd == FRAD_GET_CONF));
+			return sdla_config(dev, ifr->ifr_data, cmd == FRAD_GET_CONF);
 
 		case SDLA_IDENTIFY:
 			ifr->ifr_flags = flp->type;
 			break;
 
 		case SDLA_CPUSPEED:
-			return(sdla_cpuspeed(dev, ifr)); 
+			return sdla_cpuspeed(dev, ifr);
 
 /* ==========================================================
 NOTE:  This is rather a useless action right now, as the
@@ -1277,7 +1277,7 @@ NOTE:  This is rather a useless action right now, as the
 ============================================================*/
 		case SDLA_PROTOCOL:
 			if (flp->configured)
-				return(-EALREADY);
+				return -EALREADY;
 
 			switch (ifr->ifr_flags)
 			{
@@ -1285,7 +1285,7 @@ NOTE:  This is rather a useless action right now, as the
 					dev->type = ifr->ifr_flags;
 					break;
 				default:
-					return(-ENOPROTOOPT);
+					return -ENOPROTOOPT;
 			}
 			break;
 
@@ -1297,7 +1297,7 @@ NOTE:  This is rather a useless action right now, as the
 		case SDLA_READMEM:
 			if(!capable(CAP_SYS_RAWIO))
 				return -EPERM;
-			return(sdla_xfer(dev, ifr->ifr_data, cmd == SDLA_READMEM));
+			return sdla_xfer(dev, ifr->ifr_data, cmd == SDLA_READMEM);
 
 		case SDLA_START:
 			sdla_start(dev);
@@ -1308,9 +1308,9 @@ NOTE:  This is rather a useless action right now, as the
 			break;
 
 		default:
-			return(-EOPNOTSUPP);
+			return -EOPNOTSUPP;
 	}
-	return(0);
+	return 0;
 }
 
 static int sdla_change_mtu(struct net_device *dev, int new_mtu)
@@ -1320,10 +1320,10 @@ static int sdla_change_mtu(struct net_device *dev, int new_mtu)
 	flp = netdev_priv(dev);
 
 	if (netif_running(dev))
-		return(-EBUSY);
+		return -EBUSY;
 
 	/* for now, you can't change the MTU! */
-	return(-EOPNOTSUPP);
+	return -EOPNOTSUPP;
 }
 
 static int sdla_set_config(struct net_device *dev, struct ifmap *map)
@@ -1337,18 +1337,18 @@ static int sdla_set_config(struct net_device *dev, struct ifmap *map)
 	flp = netdev_priv(dev);
 
 	if (flp->initialized)
-		return(-EINVAL);
+		return -EINVAL;
 
 	for(i=0; i < ARRAY_SIZE(valid_port); i++)
 		if (valid_port[i] == map->base_addr)
 			break;   
 
 	if (i == ARRAY_SIZE(valid_port))
-		return(-EINVAL);
+		return -EINVAL;
 
 	if (!request_region(map->base_addr, SDLA_IO_EXTENTS, dev->name)){
 		printk(KERN_WARNING "SDLA: io-port 0x%04lx in use\n", dev->base_addr);
-		return(-EINVAL);
+		return -EINVAL;
 	}
 	base = map->base_addr;