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SubjectRe: [PATCH 2/2] fat: Fix bug in enforcing Long File Name length.
Date
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> writes:

> Namjae Jeon <linkinjeon@gmail.com> writes:
>
>> Since '*outlen' is initialized to zero,it is currently possible to
>> create a f ilename of length (FAT_LFN_LEN +1) when utf8 is not
>> enabled.To enforce the FA T_LFN_LEN limit, we must perform one less
>> iteration.
>
> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>

Please forward this too.

>> Signed-off-by: Namjae Jeon <linkinjeon@gmail.com>
>> Signed-off-by: Ravishankar N <cyberax82@gmail.com>
>> ---
>> fs/fat/namei_vfat.c | 2 +-
>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
>> index aae3b4e..98ae804 100644
>> --- a/fs/fat/namei_vfat.c
>> +++ b/fs/fat/namei_vfat.c
>> @@ -522,7 +522,7 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname,
>> op = &outname[*outlen * sizeof(wchar_t)];
>> } else {
>> for (i = 0, ip = name, op = outname, *outlen = 0;
>> - i < len && *outlen <= FAT_LFN_LEN;
>> + i < len && *outlen < FAT_LFN_LEN;
>> *outlen += 1) {
>> if (escape && (*ip == ':')) {
>> if (i > len - 5)

--
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>


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