[PATCH 1/1] icom: Removing unused variables and converting space to tabs

[Breno Leitao <leitao@linux.vnet.ibm.com>]

Currently icom has some spaces instead of tabs and some variables
declared, assigned but not used.

This patch fixes the spaces and also remove those unused variables.

Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com>

---
 drivers/serial/icom.c |   69 ++++++++++++++++++++-----------------------------
 1 files changed, 28 insertions(+), 41 deletions(-)

diff --git a/drivers/serial/icom.c b/drivers/serial/icom.c
index 2b7531d..08fa269 100644
--- a/drivers/serial/icom.c
+++ b/drivers/serial/icom.c
@@ -302,7 +302,7 @@ static void stop_processor(struct icom_port *icom_port)
 	if (port < 4) {
 		temp = readl(stop_proc[port].global_control_reg);
 		temp =
-	    		(temp & ~start_proc[port].processor_id) | stop_proc[port].processor_id;
+			(temp & ~start_proc[port].processor_id) | stop_proc[port].processor_id;
 		writel(temp, stop_proc[port].global_control_reg);
 
 		/* write flush */
@@ -331,7 +331,7 @@ static void start_processor(struct icom_port *icom_port)
 	if (port < 4) {
 		temp = readl(start_proc[port].global_control_reg);
 		temp =
-	    		(temp & ~stop_proc[port].processor_id) | start_proc[port].processor_id;
+			(temp & ~stop_proc[port].processor_id) | start_proc[port].processor_id;
 		writel(temp, start_proc[port].global_control_reg);
 
 		/* write flush */
@@ -504,8 +504,8 @@ static void load_code(struct icom_port *icom_port)
 		dev_err(&icom_port->adapter->pci_dev->dev,"Port not opertional\n");
 	}
 
-      if (new_page != NULL)
-	      pci_free_consistent(dev, 4096, new_page, temp_pci);
+	if (new_page != NULL)
+		pci_free_consistent(dev, 4096, new_page, temp_pci);
 }
 
 static int startup(struct icom_port *icom_port)
@@ -1022,7 +1022,6 @@ static void icom_send_xchar(struct uart_port *port, char ch)
 			writeb(ch, &ICOM_PORT->dram->xchar);
 
 			/* flush write operation */
-			xdata = readb(&ICOM_PORT->dram->xchar);
 			spin_unlock_irqrestore(&port->lock, flags);
 			break;
 		}
@@ -1098,7 +1097,6 @@ static void icom_set_termios(struct uart_port *port,
 {
 	int baud;
 	unsigned cflag, iflag;
-	int bits;
 	char new_config2;
 	char new_config3 = 0;
 	char tmp_byte;
@@ -1119,34 +1117,27 @@ static void icom_set_termios(struct uart_port *port,
 	switch (cflag & CSIZE) {
 	case CS5:		/* 5 bits/char */
 		new_config2 |= ICOM_ACFG_5BPC;
-		bits = 7;
 		break;
 	case CS6:		/* 6 bits/char */
 		new_config2 |= ICOM_ACFG_6BPC;
-		bits = 8;
 		break;
 	case CS7:		/* 7 bits/char */
 		new_config2 |= ICOM_ACFG_7BPC;
-		bits = 9;
 		break;
 	case CS8:		/* 8 bits/char */
 		new_config2 |= ICOM_ACFG_8BPC;
-		bits = 10;
 		break;
 	default:
-		bits = 10;
 		break;
 	}
 	if (cflag & CSTOPB) {
 		/* 2 stop bits */
 		new_config2 |= ICOM_ACFG_2STOP_BIT;
-		bits++;
 	}
 	if (cflag & PARENB) {
 		/* parity bit enabled */
 		new_config2 |= ICOM_ACFG_PARITY_ENAB;
 		trace(ICOM_PORT, "PARENB", 0);
-		bits++;
 	}
 	if (cflag & PARODD) {
 		/* odd parity */
@@ -1322,7 +1313,6 @@ static struct uart_driver icom_uart_driver = {
 static int __devinit icom_init_ports(struct icom_adapter *icom_adapter)
 {
 	u32 subsystem_id = icom_adapter->subsystem_id;
-	int retval = 0;
 	int i;
 	struct icom_port *icom_port;
 
@@ -1368,7 +1358,7 @@ static int __devinit icom_init_ports(struct icom_adapter *icom_adapter)
 		}
 	}
 
-	return retval;
+	return 0;
 }
 
 static void icom_port_active(struct icom_port *icom_port, struct icom_adapter *icom_adapter, int port_num)
@@ -1391,7 +1381,6 @@ static int __devinit icom_load_ports(struct icom_adapter *icom_adapter)
 {
 	struct icom_port *icom_port;
 	int port_num;
-	int retval;
 
 	for (port_num = 0; port_num < icom_adapter->numb_ports; port_num++) {
 
@@ -1405,7 +1394,7 @@ static int __devinit icom_load_ports(struct icom_adapter *icom_adapter)
 			icom_port->adapter = icom_adapter;
 
 			/* get port memory */
-			if ((retval = get_port_memory(icom_port)) != 0) {
+			if (get_port_memory(icom_port) != 0) {
 				dev_err(&icom_port->adapter->pci_dev->dev,
 					"Memory allocation for port FAILED\n");
 			}
@@ -1498,15 +1487,15 @@ static int __devinit icom_probe(struct pci_dev *dev,
 				const struct pci_device_id *ent)
 {
 	int index;
-        unsigned int command_reg;
-        int retval;
-        struct icom_adapter *icom_adapter;
-        struct icom_port *icom_port;
+	unsigned int command_reg;
+	int retval;
+	struct icom_adapter *icom_adapter;
+	struct icom_port *icom_port;
 
-        retval = pci_enable_device(dev);
-        if (retval) {
+	retval = pci_enable_device(dev);
+	if (retval) {
 		dev_err(&dev->dev, "Device enable FAILED\n");
-                return retval;
+		return retval;
 	}
 
 	if ( (retval = pci_request_regions(dev, "icom"))) {
@@ -1515,23 +1504,23 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		 return retval;
 	 }
 
-        pci_set_master(dev);
+	pci_set_master(dev);
 
-        if ( (retval = pci_read_config_dword(dev, PCI_COMMAND, &command_reg))) {
+	if ( (retval = pci_read_config_dword(dev, PCI_COMMAND, &command_reg))) {
 		dev_err(&dev->dev, "PCI Config read FAILED\n");
-                return retval;
-        }
+		return retval;
+	}
 
 	pci_write_config_dword(dev, PCI_COMMAND,
 		command_reg | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
  		| PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
 
-        if (ent->driver_data == ADAPTER_V1) {
+	if (ent->driver_data == ADAPTER_V1) {
 		pci_write_config_dword(dev, 0x44, 0x8300830A);
-	 } else {
+	} else {
 		pci_write_config_dword(dev, 0x44, 0x42004200);
 		pci_write_config_dword(dev, 0x48, 0x42004200);
-         }
+	}
 
 
 	retval = icom_alloc_adapter(&icom_adapter);
@@ -1541,10 +1530,10 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		 goto probe_exit0;
 	}
 
-	 icom_adapter->base_addr_pci = pci_resource_start(dev, 0);
-	 icom_adapter->pci_dev = dev;
-	 icom_adapter->version = ent->driver_data;
-	 icom_adapter->subsystem_id = ent->subdevice;
+	icom_adapter->base_addr_pci = pci_resource_start(dev, 0);
+	icom_adapter->pci_dev = dev;
+	icom_adapter->version = ent->driver_data;
+	icom_adapter->subsystem_id = ent->subdevice;
 
 
 	retval = icom_init_ports(icom_adapter);
@@ -1553,7 +1542,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		goto probe_exit1;
 	}
 
-	 icom_adapter->base_addr = ioremap(icom_adapter->base_addr_pci,
+	icom_adapter->base_addr = ioremap(icom_adapter->base_addr_pci,
 						pci_resource_len(dev, 0));
 
 	if (!icom_adapter->base_addr)
@@ -1568,7 +1557,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 
 	retval = icom_load_ports(icom_adapter);
 
-        for (index = 0; index < icom_adapter->numb_ports; index++) {
+	for (index = 0; index < icom_adapter->numb_ports; index++) {
 		icom_port = &icom_adapter->port_info[index];
 
 		if (icom_port->status == ICOM_PORT_ACTIVE) {
@@ -1585,7 +1574,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 				icom_port->status = ICOM_PORT_OFF;
 				dev_err(&dev->dev, "Device add failed\n");
 			 } else
-			        dev_info(&dev->dev, "Device added\n");
+				dev_info(&dev->dev, "Device added\n");
 		}
 	}
 
@@ -1601,9 +1590,7 @@ probe_exit0:
 	pci_release_regions(dev);
 	pci_disable_device(dev);
 
-        return retval;
-
-
+	return retval;
 }
 
 static void __devexit icom_remove(struct pci_dev *dev)
-- 
1.6.0.2