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[PATCH] fat: kill reserved names

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Since these names on old MSDOS is used as device, so, current fat driver
doesn't allow a user to create those names.  But many OSes and even Windows
can create those names actually, now.

This patch removes the reserved name check.

Signed-off-by: OGAWA Hirofumi <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
OGAWA Hirofumi 2006-03-31 02:30:53 -08:00 • committed by Linus Torvalds
commit 094e320d76
2 changed files with 1 additions and 32 deletions
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18
fs/vfat/namei.c
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@ -185,24 +185,6 @@ static int vfat_valid_longname(const unsigned char *name, unsigned int len)
return -EINVAL;
if (len >= 256)
return -ENAMETOOLONG;
/* MS-DOS "device special files" */
if (len == 3 || (len > 3 && name[3] == '.')) { /* basename == 3 */
if (!strnicmp(name, "aux", 3) ||
!strnicmp(name, "con", 3) ||
!strnicmp(name, "nul", 3) ||
!strnicmp(name, "prn", 3))
return -EINVAL;
}
if (len == 4 || (len > 4 && name[4] == '.')) { /* basename == 4 */
/* "com1", "com2", ... */
if ('1' <= name[3] && name[3] <= '9') {
if (!strnicmp(name, "com", 3) ||
!strnicmp(name, "lpt", 3))
return -EINVAL;
}
}
return 0;
}