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, 4 deletions

diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c
index 2f0aa0f700e6..277bb70b8d75 100644
--- a/drivers/oprofile/oprofilefs.c
+++ b/drivers/oprofile/oprofilefs.c
@@ -251,11 +251,9 @@ static int oprofilefs_fill_super(struct super_block *sb, void *data, int silent)
                 return -ENOMEM;
         root_inode->i_op = &simple_dir_inode_operations;
         root_inode->i_fop = &simple_dir_operations;
-        root_dentry = d_alloc_root(root_inode);
-        if (!root_dentry) {
-                iput(root_inode);
+        root_dentry = d_make_root(root_inode);
+        if (!root_dentry)
                 return -ENOMEM;
-        }
 
         sb->s_root = root_dentry;