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>

drivers/net/tokenring/proteon.c

@@ -110,7 +110,7 @@ static int __init proteon_probe1(struct net_device *dev, int ioaddr)
 	}
 
 	dev->base_addr = ioaddr;
-	return (0);
+	return 0;
 nodev:
 	release_region(ioaddr, PROTEON_IO_EXTENT); 
 	return -ENODEV;

drivers/net/tokenring/tms380tr.c

@@ -224,7 +224,7 @@ static int madgemc_sifprobe(struct net_device *dev)
                 chk2 ^= 0x0FE;
 
                 if(chk1 != chk2)
-                        return (-1);    /* No adapter */
+                        return -1;    /* No adapter */
                 chk1 -= 2;
         } while(chk1 != 0);     /* Repeat 128 times (all byte values) */
 
@@ -232,7 +232,7 @@ static int madgemc_sifprobe(struct net_device *dev)
         /* Restore the SIFADR value */
 	SIFWRITEB(old, SIFADR);
 
-        return (0);
+        return 0;
 }
 #endif
 
@@ -271,7 +271,7 @@ int tms380tr_open(struct net_device *dev)
 	{
 		printk(KERN_INFO "%s: Chipset initialization error\n", 
 			dev->name);
-		return (-1);
+		return -1;
 	}
 
 	tp->timer.expires	= jiffies + 30*HZ;
@@ -298,7 +298,7 @@ int tms380tr_open(struct net_device *dev)
 	if(tp->AdapterVirtOpenFlag == 0)
 	{
 		tms380tr_disable_interrupts(dev);
-		return (-1);
+		return -1;
 	}
 
 	tp->StartTime = jiffies;
@@ -309,7 +309,7 @@ int tms380tr_open(struct net_device *dev)
 	tp->timer.data		= (unsigned long)dev;
 	add_timer(&tp->timer);
 
-	return (0);
+	return 0;
 }
 
 /*
@@ -343,23 +343,23 @@ static int tms380tr_chipset_init(struct net_device *dev)
 		printk(KERN_DEBUG "%s: Resetting adapter...\n", dev->name);
 	err = tms380tr_reset_adapter(dev);
 	if(err < 0)
-		return (-1);
+		return -1;
 
 	if(tms380tr_debug > 3)
 		printk(KERN_DEBUG "%s: Bringup diags...\n", dev->name);
 	err = tms380tr_bringup_diags(dev);
 	if(err < 0)
-		return (-1);
+		return -1;
 
 	if(tms380tr_debug > 3)
 		printk(KERN_DEBUG "%s: Init adapter...\n", dev->name);
 	err = tms380tr_init_adapter(dev);
 	if(err < 0)
-		return (-1);
+		return -1;
 
 	if(tms380tr_debug > 3)
 		printk(KERN_DEBUG "%s: Done!\n", dev->name);
-	return (0);
+	return 0;
 }
 
 /*
@@ -877,7 +877,7 @@ static unsigned char tms380tr_chk_ssb(struct net_local *tp, unsigned short IrqTy
 	   IrqType != STS_IRQ_COMMAND_STATUS &&
 	   IrqType != STS_IRQ_RING_STATUS)
 	{
-		return (1);	/* SSB not involved. */
+		return 1;	/* SSB not involved. */
 	}
 
 	/* Note: All fields of the SSB have been set to all ones (-1) after it
@@ -887,21 +887,21 @@ static unsigned char tms380tr_chk_ssb(struct net_local *tp, unsigned short IrqTy
 	 */
 
 	if(ssb->STS == (unsigned short) -1)
-		return (0);	/* Command field not yet available. */
+		return 0;	/* Command field not yet available. */
 	if(IrqType == STS_IRQ_COMMAND_STATUS)
-		return (1);	/* Status fields not always affected. */
+		return 1;	/* Status fields not always affected. */
 	if(ssb->Parm[0] == (unsigned short) -1)
-		return (0);	/* Status 1 field not yet available. */
+		return 0;	/* Status 1 field not yet available. */
 	if(IrqType == STS_IRQ_RING_STATUS)
-		return (1);	/* Status 2 & 3 fields not affected. */
+		return 1;	/* Status 2 & 3 fields not affected. */
 
 	/* Note: At this point, the interrupt is either TRANSMIT or RECEIVE. */
 	if(ssb->Parm[1] == (unsigned short) -1)
-		return (0);	/* Status 2 field not yet available. */
+		return 0;	/* Status 2 field not yet available. */
 	if(ssb->Parm[2] == (unsigned short) -1)
-		return (0);	/* Status 3 field not yet available. */
+		return 0;	/* Status 3 field not yet available. */
 
-	return (1);	/* All SSB fields have been written by the adapter. */
+	return 1;	/* All SSB fields have been written by the adapter. */
 }
 
 /*
@@ -1143,7 +1143,7 @@ int tms380tr_close(struct net_device *dev)
 #endif
 	tms380tr_cancel_tx_queue(tp);
 
-	return (0);
+	return 0;
 }
 
 /*
@@ -1154,7 +1154,7 @@ static struct net_device_stats *tms380tr_get_stats(struct net_device *dev)
 {
 	struct net_local *tp = netdev_priv(dev);
 
-	return ((struct net_device_stats *)&tp->MacStat);
+	return (struct net_device_stats *)&tp->MacStat;
 }
 
 /*
@@ -1256,7 +1256,7 @@ static int tms380tr_reset_adapter(struct net_device *dev)
 	if (request_firmware(&fw_entry, "tms380tr.bin", tp->pdev) != 0) {
 		printk(KERN_ALERT "%s: firmware %s is missing, cannot start.\n",
 			dev->name, "tms380tr.bin");
-		return (-1);
+		return -1;
 	}
 
 	fw_ptr = (unsigned short *)fw_entry->data;
@@ -1322,13 +1322,13 @@ static int tms380tr_reset_adapter(struct net_device *dev)
 			/* Clear CPHALT and start BUD */
 			SIFWRITEW(c, SIFACL);
 			release_firmware(fw_entry);
-			return (1);
+			return 1;
 		}
 	} while(count == 0);
 
 	release_firmware(fw_entry);
 	printk(KERN_INFO "%s: Adapter Download Failed\n", dev->name);
-	return (-1);
+	return -1;
 }
 
 MODULE_FIRMWARE("tms380tr.bin");
@@ -1363,7 +1363,7 @@ static int tms380tr_bringup_diags(struct net_device *dev)
 				printk(KERN_DEBUG " %04X\n", Status);
 			/* BUD successfully completed */
 			if(Status == STS_INITIALIZE)
-				return (1);
+				return 1;
 		/* Unrecoverable hardware error, BUD not completed? */
 		} while((loop_cnt > 0) && ((Status & (STS_ERROR | STS_TEST))
 			!= (STS_ERROR | STS_TEST)));
@@ -1390,7 +1390,7 @@ static int tms380tr_bringup_diags(struct net_device *dev)
 	else
 		printk(KERN_INFO "%s: Bring Up Diagnostics Error (%04X) occurred\n", dev->name, Status & 0x000f);
 
-	return (-1);
+	return -1;
 }
 
 /*
@@ -1464,7 +1464,7 @@ static int tms380tr_init_adapter(struct net_device *dev)
 				{
 					printk(KERN_INFO "%s: DMA failed\n", dev->name);
 					/* DMA data error: wrong data in SCB */
-					return (-1);
+					return -1;
 				}
 				i++;
 			} while(i < 6);
@@ -1473,11 +1473,11 @@ static int tms380tr_init_adapter(struct net_device *dev)
 			do {	/* Test if contents of SSB is valid */
 				if(SSB_Test[i] != *(sb_ptr + i))
 					/* DMA data error: wrong data in SSB */
-					return (-1);
+					return -1;
 				i++;
 			} while (i < 8);
 
-			return (1);	/* Adapter successfully initialized */
+			return 1;	/* Adapter successfully initialized */
 		}
 		else
 		{
@@ -1488,7 +1488,7 @@ static int tms380tr_init_adapter(struct net_device *dev)
 				Status &= STS_ERROR_MASK;
 				/* ShowInitialisationErrorCode(Status); */
 				printk(KERN_INFO "%s: Status error: %d\n", dev->name, Status);
-				return (-1); /* Unrecoverable error */
+				return -1; /* Unrecoverable error */
 			}
 			else
 			{
@@ -1503,7 +1503,7 @@ static int tms380tr_init_adapter(struct net_device *dev)
 	} while(retry_cnt > 0);
 
 	printk(KERN_INFO "%s: Retry exceeded\n", dev->name);
-	return (-1);
+	return -1;
 }
 
 /*