diff --git a/fs/udf/super.c b/fs/udf/super.c
index 2250774..44fe2cb 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -91,7 +91,7 @@
 static void udf_open_lvid(struct super_block *);
 static void udf_close_lvid(struct super_block *);
 static unsigned int udf_count_free(struct super_block *);
-static int udf_statfs(struct super_block *, struct kstatfs *);
+static int udf_statfs(struct dentry *, struct kstatfs *);
 
 /* UDF filesystem type */
 static int udf_get_sb(struct file_system_type *fs_type,
@@ -1779,8 +1779,10 @@
  *	Written, tested, and released.
  */
 static int
-udf_statfs(struct super_block *sb, struct kstatfs *buf)
+udf_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
+	struct super_block *sb = dentry->d_sb;
+
 	buf->f_type = UDF_SUPER_MAGIC;
 	buf->f_bsize = sb->s_blocksize;
 	buf->f_blocks = UDF_SB_PARTLEN(sb, UDF_SB_PARTITION(sb));