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| author | Kevin Dankwardt <k@kcomputing.com> | 2010-02-10 23:43:40 +0900 |
|---|---|---|
| committer | OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> | 2010-02-10 23:49:08 +0900 |
| commit | eeb5b4ae81f4a750355fa0c15f4fea22fdf83be1 (patch) | |
| tree | d71cdc178b8643a5ddced54dc540403d11af9fa1 /fs/fat | |
| parent | 8045e2985012bdb95d832dfbcceae1815880a6ed (diff) | |
| download | linux-eeb5b4ae81f4a750355fa0c15f4fea22fdf83be1.tar.gz linux-eeb5b4ae81f4a750355fa0c15f4fea22fdf83be1.tar.bz2 linux-eeb5b4ae81f4a750355fa0c15f4fea22fdf83be1.zip | |
fat: Fix stat->f_namelen
I found that the length of a file name when created cannot exceed 255
characters, yet, pathconf(), via statfs(), returns the maximum as 260.
Signed-off-by: Kevin Dankwardt <k@kcomputing.com>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Diffstat (limited to 'fs/fat')
| -rw-r--r-- | fs/fat/inode.c | 2 | ||||
| -rw-r--r-- | fs/fat/namei_vfat.c | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 14da530b05ca..d0a504c8feef 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -558,7 +558,7 @@ static int fat_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_bavail = sbi->free_clusters; buf->f_fsid.val[0] = (u32)id; buf->f_fsid.val[1] = (u32)(id >> 32); - buf->f_namelen = sbi->options.isvfat ? 260 : 12; + buf->f_namelen = sbi->options.isvfat ? FAT_LFN_LEN : 12; return 0; } diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c index 411c192a05fa..c1ef50154868 100644 --- a/fs/fat/namei_vfat.c +++ b/fs/fat/namei_vfat.c @@ -502,14 +502,14 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname, *outlen = utf8s_to_utf16s(name, len, (wchar_t *)outname); if (*outlen < 0) return *outlen; - else if (*outlen > 255) + else if (*outlen > FAT_LFN_LEN) return -ENAMETOOLONG; op = &outname[*outlen * sizeof(wchar_t)]; } else { if (nls) { for (i = 0, ip = name, op = outname, *outlen = 0; - i < len && *outlen <= 255; + i < len && *outlen <= FAT_LFN_LEN; *outlen += 1) { if (escape && (*ip == ':')) { @@ -549,7 +549,7 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname, return -ENAMETOOLONG; } else { for (i = 0, ip = name, op = outname, *outlen = 0; - i < len && *outlen <= 255; + i < len && *outlen <= FAT_LFN_LEN; i++, *outlen += 1) { *op++ = *ip++; |