linux-kernel - [RFC][PATCH 02/10] ufs: use fs_umode_to

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Date:   Tue, 23 Oct 2018 21:19:55 +0100
From:   Phillip Potter <phil@...lpotter.co.uk>
To:     dushistov@...l.ru
Cc:     linux-kernel@...r.kernel.org, amir73il@...il.com,
        viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org
Subject: [RFC][PATCH 02/10] ufs: use fs_umode_to_dtype() helper

Replace switch statement with common lookup table implementation.

Original patch written by Amir Goldstein.

Signed-off-by: Phillip Potter <phil@...lpotter.co.uk>
---
 fs/ufs/util.h | 29 +----------------------------
 1 file changed, 1 insertion(+), 28 deletions(-)

diff --git a/fs/ufs/util.h b/fs/ufs/util.h
index 1fd3011ea623..8c7759860739 100644
--- a/fs/ufs/util.h
+++ b/fs/ufs/util.h
@@ -158,34 +158,7 @@ ufs_set_de_type(struct super_block *sb, struct ufs_dir_entry *de, int mode)
 	if ((UFS_SB(sb)->s_flags & UFS_DE_MASK) != UFS_DE_44BSD)
 		return;
 
-	/*
-	 * TODO turn this into a table lookup
-	 */
-	switch (mode & S_IFMT) {
-	case S_IFSOCK:
-		de->d_u.d_44.d_type = DT_SOCK;
-		break;
-	case S_IFLNK:
-		de->d_u.d_44.d_type = DT_LNK;
-		break;
-	case S_IFREG:
-		de->d_u.d_44.d_type = DT_REG;
-		break;
-	case S_IFBLK:
-		de->d_u.d_44.d_type = DT_BLK;
-		break;
-	case S_IFDIR:
-		de->d_u.d_44.d_type = DT_DIR;
-		break;
-	case S_IFCHR:
-		de->d_u.d_44.d_type = DT_CHR;
-		break;
-	case S_IFIFO:
-		de->d_u.d_44.d_type = DT_FIFO;
-		break;
-	default:
-		de->d_u.d_44.d_type = DT_UNKNOWN;
-	}
+	de->d_u.d_44.d_type = fs_umode_to_dtype(mode);
 }
 
 static inline u32
-- 
2.17.2