[PATCH] ecryptfs: use special_file

[Pekka J Enberg <penberg@cs.helsinki.fi>]

From: Pekka Enberg <penberg@cs.helsinki.fi>

Use the special_file() macro to check whether an inode is special instead of
open-coding it.

Cc: Mike Halcrow <mhalcrow@us.ibm.com>
Cc: Phillip Hellewell <phillip@hellewell.homeip.net>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
---

 fs/ecryptfs/main.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Index: 2.6/fs/ecryptfs/main.c
===================================================================
--- 2.6.orig/fs/ecryptfs/main.c
+++ 2.6/fs/ecryptfs/main.c
@@ -104,10 +104,7 @@ int ecryptfs_interpose(struct dentry *lo
 		inode->i_op = &ecryptfs_dir_iops;
 	if (S_ISDIR(lower_inode->i_mode))
 		inode->i_fop = &ecryptfs_dir_fops;
-	/* TODO: Is there a better way to identify if the inode is
-	 * special? */
-	if (S_ISBLK(lower_inode->i_mode) || S_ISCHR(lower_inode->i_mode) ||
-	    S_ISFIFO(lower_inode->i_mode) || S_ISSOCK(lower_inode->i_mode))
+	if (special_file(lower_inode->i_mode))
 		init_special_inode(inode, lower_inode->i_mode,
 				   lower_inode->i_rdev);
 	dentry->d_op = &ecryptfs_dops;
-
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