diff options
Diffstat (limited to 'fs/configfs/item.c')
| -rw-r--r-- | fs/configfs/item.c | 58 | 
1 files changed, 28 insertions, 30 deletions
diff --git a/fs/configfs/item.c b/fs/configfs/item.c index 50cee7f9110..e65f9ffbb99 100644 --- a/fs/configfs/item.c +++ b/fs/configfs/item.c @@ -19,7 +19,7 @@   * Boston, MA 021110-1307, USA.   *   * Based on kobject: - * 	kobject is Copyright (c) 2002-2003 Patrick Mochel + *	kobject is Copyright (c) 2002-2003 Patrick Mochel   *   * configfs Copyright (C) 2005 Oracle.  All rights reserved.   * @@ -35,9 +35,9 @@  #include <linux/configfs.h> -static inline struct config_item * to_item(struct list_head * entry) +static inline struct config_item *to_item(struct list_head *entry)  { -	return container_of(entry,struct config_item,ci_entry); +	return container_of(entry, struct config_item, ci_entry);  }  /* Evil kernel */ @@ -47,34 +47,35 @@ static void config_item_release(struct kref *kref);   *	config_item_init - initialize item.   *	@item:	item in question.   */ -void config_item_init(struct config_item * item) +void config_item_init(struct config_item *item)  {  	kref_init(&item->ci_kref);  	INIT_LIST_HEAD(&item->ci_entry);  } +EXPORT_SYMBOL(config_item_init);  /**   *	config_item_set_name - Set the name of an item   *	@item:	item. - *	@name:	name. + *	@fmt:  The vsnprintf()'s format string.   *   *	If strlen(name) >= CONFIGFS_ITEM_NAME_LEN, then use a   *	dynamically allocated string that @item->ci_name points to.   *	Otherwise, use the static @item->ci_namebuf array.   */ -int config_item_set_name(struct config_item * item, const char * fmt, ...) +int config_item_set_name(struct config_item *item, const char *fmt, ...)  {  	int error = 0;  	int limit = CONFIGFS_ITEM_NAME_LEN;  	int need;  	va_list args; -	char * name; +	char *name;  	/*  	 * First, try the static array  	 */ -	va_start(args,fmt); -	need = vsnprintf(item->ci_namebuf,limit,fmt,args); +	va_start(args, fmt); +	need = vsnprintf(item->ci_namebuf, limit, fmt, args);  	va_end(args);  	if (need < limit)  		name = item->ci_namebuf; @@ -83,13 +84,13 @@ int config_item_set_name(struct config_item * item, const char * fmt, ...)  		 * Need more space? Allocate it and try again  		 */  		limit = need + 1; -		name = kmalloc(limit,GFP_KERNEL); +		name = kmalloc(limit, GFP_KERNEL);  		if (!name) {  			error = -ENOMEM;  			goto Done;  		} -		va_start(args,fmt); -		need = vsnprintf(name,limit,fmt,args); +		va_start(args, fmt); +		need = vsnprintf(name, limit, fmt, args);  		va_end(args);  		/* Still? Give up. */ @@ -109,7 +110,6 @@ int config_item_set_name(struct config_item * item, const char * fmt, ...)   Done:  	return error;  } -  EXPORT_SYMBOL(config_item_set_name);  void config_item_init_type_name(struct config_item *item, @@ -131,20 +131,21 @@ void config_group_init_type_name(struct config_group *group, const char *name,  }  EXPORT_SYMBOL(config_group_init_type_name); -struct config_item * config_item_get(struct config_item * item) +struct config_item *config_item_get(struct config_item *item)  {  	if (item)  		kref_get(&item->ci_kref);  	return item;  } +EXPORT_SYMBOL(config_item_get); -static void config_item_cleanup(struct config_item * item) +static void config_item_cleanup(struct config_item *item)  { -	struct config_item_type * t = item->ci_type; -	struct config_group * s = item->ci_group; -	struct config_item * parent = item->ci_parent; +	struct config_item_type *t = item->ci_type; +	struct config_group *s = item->ci_group; +	struct config_item *parent = item->ci_parent; -	pr_debug("config_item %s: cleaning up\n",config_item_name(item)); +	pr_debug("config_item %s: cleaning up\n", config_item_name(item));  	if (item->ci_name != item->ci_namebuf)  		kfree(item->ci_name);  	item->ci_name = NULL; @@ -167,21 +168,23 @@ static void config_item_release(struct kref *kref)   *   *	Decrement the refcount, and if 0, call config_item_cleanup().   */ -void config_item_put(struct config_item * item) +void config_item_put(struct config_item *item)  {  	if (item)  		kref_put(&item->ci_kref, config_item_release);  } +EXPORT_SYMBOL(config_item_put);  /**   *	config_group_init - initialize a group for use - *	@k:	group + *	@group:	config_group   */  void config_group_init(struct config_group *group)  {  	config_item_init(&group->cg_item);  	INIT_LIST_HEAD(&group->cg_children);  } +EXPORT_SYMBOL(config_group_init);  /**   *	config_group_find_item - search for item in group. @@ -195,11 +198,11 @@ void config_group_init(struct config_group *group)  struct config_item *config_group_find_item(struct config_group *group,  					   const char *name)  { -	struct list_head * entry; -	struct config_item * ret = NULL; +	struct list_head *entry; +	struct config_item *ret = NULL; -	list_for_each(entry,&group->cg_children) { -		struct config_item * item = to_item(entry); +	list_for_each(entry, &group->cg_children) { +		struct config_item *item = to_item(entry);  		if (config_item_name(item) &&  		    !strcmp(config_item_name(item), name)) {  			ret = config_item_get(item); @@ -208,9 +211,4 @@ struct config_item *config_group_find_item(struct config_group *group,  	}  	return ret;  } - -EXPORT_SYMBOL(config_item_init); -EXPORT_SYMBOL(config_group_init); -EXPORT_SYMBOL(config_item_get); -EXPORT_SYMBOL(config_item_put);  EXPORT_SYMBOL(config_group_find_item);  | 
