firmware: clean up samples for coding style issues

This fixes up a number of coding style issues in the firmware sample files.

Yeah, it still doesn't build properly yet, that's next...


Cc: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/samples/firmware_class/firmware_sample_firmware_class.c b/samples/firmware_class/firmware_sample_firmware_class.c
index 2799c47..9392116 100644
--- a/samples/firmware_class/firmware_sample_firmware_class.c
+++ b/samples/firmware_class/firmware_sample_firmware_class.c
@@ -25,30 +25,27 @@
 
 static inline struct class_device *to_class_dev(struct kobject *obj)
 {
-	return container_of(obj,struct class_device,kobj);
+	return container_of(obj, struct class_device, kobj);
 }
+
 static inline
 struct class_device_attribute *to_class_dev_attr(struct attribute *_attr)
 {
-	return container_of(_attr,struct class_device_attribute,attr);
+	return container_of(_attr, struct class_device_attribute, attr);
 }
 
-int sysfs_create_bin_file(struct kobject * kobj, struct bin_attribute * attr);
-int sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr);
-
 struct firmware_priv {
 	char fw_id[FIRMWARE_NAME_MAX];
 	s32 loading:2;
 	u32 abort:1;
 };
 
-extern struct class firmware_class;
-
 static ssize_t firmware_loading_show(struct class_device *class_dev, char *buf)
 {
 	struct firmware_priv *fw_priv = class_get_devdata(class_dev);
 	return sprintf(buf, "%d\n", fw_priv->loading);
 }
+
 static ssize_t firmware_loading_store(struct class_device *class_dev,
 				      const char *buf, size_t count)
 {
@@ -57,7 +54,7 @@
 
 	fw_priv->loading = simple_strtol(buf, NULL, 10);
 
-	switch(fw_priv->loading){
+	switch (fw_priv->loading) {
 	case -1:
 		/* abort load an panic */
 		break;
@@ -65,7 +62,7 @@
 		/* setup load */
 		break;
 	case 0:
-		if(prev_loading==1){
+		if (prev_loading == 1) {
 			/* finish load and get the device back to working
 			 * state */
 		}
@@ -130,24 +127,24 @@
 	class_dev->class = &firmware_class,
 	class_set_devdata(class_dev, fw_priv);
 	retval = class_device_register(class_dev);
-	if (retval){
+	if (retval) {
 		printk(KERN_ERR "%s: class_device_register failed\n",
-		       __FUNCTION__);
+		       __func__);
 		goto error_free_fw_priv;
 	}
 
 	retval = sysfs_create_bin_file(&class_dev->kobj, &firmware_attr_data);
-	if (retval){
+	if (retval) {
 		printk(KERN_ERR "%s: sysfs_create_bin_file failed\n",
-		       __FUNCTION__);
+		       __func__);
 		goto error_unreg_class_dev;
 	}
 
 	retval = class_device_create_file(class_dev,
 					  &class_device_attr_loading);
-	if (retval){
+	if (retval) {
 		printk(KERN_ERR "%s: class_device_create_file failed\n",
-		       __FUNCTION__);
+		       __func__);
 		goto error_remove_data;
 	}
 
@@ -183,16 +180,16 @@
 
 	device_initialize(&my_device);
 	class_dev = kmalloc(sizeof(struct class_device), GFP_KERNEL);
-	if(!class_dev)
+	if (!class_dev)
 		return -ENOMEM;
 
 	error = fw_setup_class_device(class_dev, "my_firmware_image",
 				      &my_device);
-	if(error){
+	if (error) {
 		kfree(class_dev);
 		return error;
 	}
-        return 0;
+	return 0;
 
 }
 static void __exit firmware_sample_exit(void)