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msdos fs: remove unsettable atari option 

It has been impossible to set the option 'atari' of the MSDOS filesystem
for several years.  Since nobody seems to have missed it, let's remove its
remains.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Rene Scharfe 2008-07-25 01:46:45 -07:00 committed by Linus Torvalds
parent dcd8c53f13
commit 7557bc66be
2 changed files with 6 additions and 13 deletions
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18
fs/msdos/namei.c
View File

@ -14,12 +14,7 @@
/* Characters that are undesirable in an MS-DOS file name */
static unsigned char bad_chars[] = "*?<>|\"";
static unsigned char bad_if_strict_pc[] = "+=,; ";
/* GEMDOS is less restrictive */
static unsigned char bad_if_strict_atari[] = " ";
#define bad_if_strict(opts) \
((opts)->atari ? bad_if_strict_atari : bad_if_strict_pc)
static unsigned char bad_if_strict[] = "+=,; ";
/***** Formats an MS-DOS file name. Rejects invalid names. */
static int msdos_format_name(const unsigned char *name, int len,
@ -40,21 +35,20 @@ static int msdos_format_name(const unsigned char *name, int len,
/* Get rid of dot - test for it elsewhere */
name++;
len--;
} else if (!opts->atari)
} else
return -EINVAL;
}
/*
* disallow names that _really_ start with a dot for MS-DOS,
* GEMDOS does not care
* disallow names that _really_ start with a dot
*/
space = !opts->atari;
space = 1;
c = 0;
for (walk = res; len && walk - res < 8; walk++) {
c = *name++;
len--;
if (opts->name_check != 'r' && strchr(bad_chars, c))
return -EINVAL;
if (opts->name_check == 's' && strchr(bad_if_strict(opts), c))
if (opts->name_check == 's' && strchr(bad_if_strict, c))
return -EINVAL;
if (c >= 'A' && c <= 'Z' && opts->name_check == 's')
return -EINVAL;
@ -94,7 +88,7 @@ static int msdos_format_name(const unsigned char *name, int len,
if (opts->name_check != 'r' && strchr(bad_chars, c))
return -EINVAL;
if (opts->name_check == 's' &&
strchr(bad_if_strict(opts), c))
strchr(bad_if_strict, c))
return -EINVAL;
if (c < ' ' || c == ':' || c == '\\')
return -EINVAL;

1
include/linux/msdos_fs.h
View File

@ -201,7 +201,6 @@ struct fat_mount_options {
utf8:1, /* Use of UTF-8 character set (Default) */
unicode_xlate:1, /* create escape sequences for unhandled Unicode */
numtail:1, /* Does first alias have a numeric '~1' type tail? */
atari:1, /* Use Atari GEMDOS variation of MS-DOS fs */
flush:1, /* write things quickly */
nocase:1, /* Does this need case conversion? 0=need case conversion*/
usefree:1; /* Use free_clusters for FAT32 */