[PATCH 35/39] convert gadgetfs

[Al Viro]

same as functionfs

Signed-off-by: Al Viro <viro at zeniv.linux.org.uk>
---
 drivers/usb/gadget/legacy/inode.c | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index fcc5f5455625..6b7adf153407 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1989,17 +1989,20 @@ static int gadgetfs_create_file (struct super_block *sb, char const *name,
 	struct dentry	*dentry;
 	struct inode	*inode;
 
-	dentry = d_alloc_name(sb->s_root, name);
-	if (!dentry)
-		return -ENOMEM;
-
 	inode = gadgetfs_make_inode (sb, data, fops,
 			S_IFREG | (default_perm & S_IRWXUGO));
-	if (!inode) {
-		dput(dentry);
+	if (!inode)
 		return -ENOMEM;
+
+	dentry = simple_start_creating(sb->s_root, name);
+	if (IS_ERR(dentry)) {
+		iput(inode);
+		return PTR_ERR(dentry);
 	}
-	d_add (dentry, inode);
+
+	d_make_persistent(dentry, inode);
+
+	simple_done_creating(dentry);
 	return 0;
 }
 
@@ -2096,7 +2099,7 @@ static void
 gadgetfs_kill_sb (struct super_block *sb)
 {
 	mutex_lock(&sb_mutex);
-	kill_litter_super (sb);
+	kill_anon_super (sb);
 	if (the_device) {
 		put_dev (the_device);
 		the_device = NULL;
-- 
2.47.3