switch open-coded instances of d_make_root() to new helper

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index f63dc6c150d2..d825b248728a 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -1063,13 +1063,9 @@ static int ffs_sb_fill(struct super_block *sb, void *_data, int silent)
                                   &simple_dir_operations,
                                   &simple_dir_inode_operations,
                                   &data->perms);
-        if (unlikely(!inode))
+        sb->s_root = d_make_root(inode);
+        if (unlikely(!sb->s_root))
                 goto Enomem;
-        sb->s_root = d_alloc_root(inode);
-        if (unlikely(!sb->s_root)) {
-                iput(inode);
-                goto Enomem;
-        }
 
         /* EP0 file */
         if (unlikely(!ffs_sb_create_file(sb, "ep0", ffs,