From 451cbaa1c328082832a8fbcc427cd4416c602c5a Mon Sep 17 00:00:00 2001 From: OGAWA Hirofumi Date: Sun, 30 Oct 2005 15:03:49 -0800 Subject: [PATCH] fat: cleanup and optimization of checksum Signed-off-by: OGAWA Hirofumi Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/vfat/namei.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'fs/vfat') diff --git a/fs/vfat/namei.c b/fs/vfat/namei.c index 1c6f6b57ef1c..467346b123d9 100644 --- a/fs/vfat/namei.c +++ b/fs/vfat/namei.c @@ -621,8 +621,7 @@ static int vfat_build_slots(struct inode *dir, const unsigned char *name, } /* build the entry of long file name */ - for (cksum = i = 0; i < 11; i++) - cksum = (((cksum&1)<<7)|((cksum&0xfe)>>1)) + msdos_name[i]; + cksum = fat_checksum(msdos_name); *nr_slots = usize / 13; for (ps = slots, i = *nr_slots; i > 0; i--, ps++) { -- cgit v1.2.3-59-g8ed1b