fs: configfs: Drop unused parameter from configfs_undepend_item()

subsys parameter is never used by configfs_undepend_item()
so there is no point in passing it to this function.

Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index b9b9ffd..2e47fe6 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -278,7 +278,7 @@
 
 void target_undepend_item(struct config_item *item)
 {
-	return configfs_undepend_item(&target_core_fabrics, item);
+	return configfs_undepend_item(item);
 }
 EXPORT_SYMBOL(target_undepend_item);
 
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index a7a1b21..d390245 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -1128,8 +1128,7 @@
  * configfs_depend_item() because we know that that the client driver is
  * pinned, thus the subsystem is pinned, and therefore configfs is pinned.
  */
-void configfs_undepend_item(struct configfs_subsystem *subsys,
-			    struct config_item *target)
+void configfs_undepend_item(struct config_item *target)
 {
 	struct configfs_dirent *sd;
 
diff --git a/fs/ocfs2/cluster/nodemanager.c b/fs/ocfs2/cluster/nodemanager.c
index 72afdca..ebe5438 100644
--- a/fs/ocfs2/cluster/nodemanager.c
+++ b/fs/ocfs2/cluster/nodemanager.c
@@ -757,7 +757,7 @@
 
 void o2nm_undepend_item(struct config_item *item)
 {
-	configfs_undepend_item(&o2nm_cluster_group.cs_subsys, item);
+	configfs_undepend_item(item);
 }
 
 int o2nm_depend_this_node(void)
diff --git a/include/linux/configfs.h b/include/linux/configfs.h
index 758a029..3b5c6d5 100644
--- a/include/linux/configfs.h
+++ b/include/linux/configfs.h
@@ -209,7 +209,8 @@
 
 /* These functions can sleep and can alloc with GFP_KERNEL */
 /* WARNING: These cannot be called underneath configfs callbacks!! */
-int configfs_depend_item(struct configfs_subsystem *subsys, struct config_item *target);
-void configfs_undepend_item(struct configfs_subsystem *subsys, struct config_item *target);
+int configfs_depend_item(struct configfs_subsystem *subsys,
+			 struct config_item *target);
+void configfs_undepend_item(struct config_item *target);
 
 #endif /* _CONFIGFS_H_ */