more file_inode() open-coded instances

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/seq_file.c b/fs/seq_file.c
index f2bc3df..f9538ea 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -339,7 +339,7 @@
 /**
  *	seq_release -	free the structures associated with sequential file.
  *	@file: file in question
- *	@inode: file->f_path.dentry->d_inode
+ *	@inode: its inode
  *
  *	Frees the structures associated with sequential file; can be used
  *	as ->f_op->release() if you don't have private data to destroy.