--- a/master/module.c	Tue Apr 10 19:10:56 2012 +0200
+++ b/master/module.c	Mon Jul 09 10:05:32 2012 +0200
@@ -127,7 +127,7 @@
         ret = ec_mac_parse(macs[i][0], main_devices[i], 0);
         if (ret)
             goto out_class;
-        
+
         if (i < backup_count) {
             ret = ec_mac_parse(macs[i][1], backup_devices[i], 1);
             if (ret)
@@ -137,7 +137,7 @@
 
     // initialize static master variables
     ec_master_init_static();
-    
+
     if (master_count) {
         if (!(masters = kmalloc(sizeof(ec_master_t) * master_count,
                         GFP_KERNEL))) {
@@ -147,14 +147,14 @@
             goto out_class;
         }
     }
-    
+
     for (i = 0; i < master_count; i++) {
         ret = ec_master_init(&masters[i], i, macs[i][0], macs[i][1],
                     device_number, class, debug_level);
         if (ret)
             goto out_free_masters;
     }
-    
+
     EC_INFO("%u master%s waiting for devices.\n",
             master_count, (master_count == 1 ? "" : "s"));
     return ret;
@@ -188,12 +188,12 @@
 
     if (master_count)
         kfree(masters);
-    
+
     class_destroy(class);
-    
+
     if (master_count)
         unregister_chrdev_region(device_number, master_count);
-    
+
     EC_INFO("Master module cleaned up.\n");
 }
 
@@ -219,14 +219,14 @@
         )
 {
     unsigned int i;
-    
+
     for (i = 0; i < ETH_ALEN; i++)
         if (mac1[i] != mac2[i])
             return 0;
 
     return 1;
 }
-                
+
 /*****************************************************************************/
 
 /** Print a MAC address to a buffer.
@@ -240,7 +240,7 @@
 {
     off_t off = 0;
     unsigned int i;
-    
+
     for (i = 0; i < ETH_ALEN; i++) {
         off += sprintf(buffer + off, "%02X", mac[i]);
         if (i < ETH_ALEN - 1) off += sprintf(buffer + off, ":");
@@ -259,7 +259,7 @@
         )
 {
     unsigned int i;
-    
+
     for (i = 0; i < ETH_ALEN; i++)
         if (mac[i])
             return 0;
@@ -277,7 +277,7 @@
         )
 {
     unsigned int i;
-    
+
     for (i = 0; i < ETH_ALEN; i++)
         if (mac[i] != 0xff)
             return 0;
@@ -473,7 +473,7 @@
             up(&master->device_sem);
             continue;
         }
-            
+
         if (ec_mac_equal(master->main_mac, net_dev->dev_addr)
                 || ec_mac_is_broadcast(master->main_mac)) {
             ec_mac_print(net_dev->dev_addr, str);
@@ -482,7 +482,7 @@
 
             ec_device_attach(&master->main_device, net_dev, poll, module);
             up(&master->device_sem);
-            
+
             snprintf(net_dev->name, IFNAMSIZ, "ec%u", master->index);
 
             return &master->main_device; // offer accepted
@@ -542,7 +542,7 @@
         errptr = ERR_PTR(-EINTR);
         goto out_release;
     }
-    
+
     if (master->phase != EC_IDLE) {
         up(&master->device_sem);
         EC_MASTER_ERR(master, "Master still waiting for devices!\n");