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| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2008-02-08 04:20:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-08 09:22:35 -0800 |
| commit | 3f2587bb22bbcd679e9cf034fb4a29bb48b051b3 (patch) | |
| tree | 47052ce02f10d5f72656b41763feab86d105ea6a /fs/udf/namei.c | |
| parent | 4b11111aba6c80cc2969fd1806d2a869bfc9f357 (diff) | |
| download | linux-3.10-3f2587bb22bbcd679e9cf034fb4a29bb48b051b3.tar.gz linux-3.10-3f2587bb22bbcd679e9cf034fb4a29bb48b051b3.tar.bz2 linux-3.10-3f2587bb22bbcd679e9cf034fb4a29bb48b051b3.zip | |
udf: create common function for tag checksumming
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Acked-by: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/namei.c')
| -rw-r--r-- | fs/udf/namei.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/fs/udf/namei.c b/fs/udf/namei.c index a126950d79e..9b5cfc5f725 100644 --- a/fs/udf/namei.c +++ b/fs/udf/namei.c @@ -47,8 +47,6 @@ int udf_write_fi(struct inode *inode, struct fileIdentDesc *cfi, { uint16_t crclen = fibh->eoffset - fibh->soffset - sizeof(tag); uint16_t crc; - uint8_t checksum = 0; - int i; int offset; uint16_t liu = le16_to_cpu(cfi->lengthOfImpUse); uint8_t lfi = cfi->lengthFileIdent; @@ -122,13 +120,8 @@ int udf_write_fi(struct inode *inode, struct fileIdentDesc *cfi, cfi->descTag.descCRC = cpu_to_le16(crc); cfi->descTag.descCRCLength = cpu_to_le16(crclen); + cfi->descTag.tagChecksum = udf_tag_checksum(&cfi->descTag); - for (i = 0; i < 16; i++) { - if (i != 4) - checksum += ((uint8_t *)&cfi->descTag)[i]; - } - - cfi->descTag.tagChecksum = checksum; if (adinicb || (sizeof(struct fileIdentDesc) <= -fibh->soffset)) { memcpy((uint8_t *)sfi, (uint8_t *)cfi, sizeof(struct fileIdentDesc)); |