forked from luck/tmp_suning_uos_patched
udf: Fix file entry logicalBlocksRecorded
ECMA 1.67 requires setting logicalBlocksRecorded to zero if the file has no extents. This should be checked in udf_update_inode(). udf_fill_inode() will then take care of itself. Signed-off-by: Steven P. Nickel <snickel@focusinfo.com> Signed-off-by: Jan Kara <jack@suse.cz>
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fd4287dbc0
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@ -1497,6 +1497,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
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struct buffer_head *bh = NULL;
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struct fileEntry *fe;
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struct extendedFileEntry *efe;
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uint64_t lb_recorded;
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uint32_t udfperms;
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uint16_t icbflags;
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uint16_t crclen;
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@ -1591,13 +1592,18 @@ static int udf_update_inode(struct inode *inode, int do_sync)
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dsea->minorDeviceIdent = cpu_to_le32(iminor(inode));
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}
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if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
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lb_recorded = 0; /* No extents => no blocks! */
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else
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lb_recorded =
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(inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >>
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(blocksize_bits - 9);
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if (iinfo->i_efe == 0) {
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memcpy(bh->b_data + sizeof(struct fileEntry),
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iinfo->i_ext.i_data,
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inode->i_sb->s_blocksize - sizeof(struct fileEntry));
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fe->logicalBlocksRecorded = cpu_to_le64(
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(inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >>
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(blocksize_bits - 9));
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fe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
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udf_time_to_disk_stamp(&fe->accessTime, inode->i_atime);
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udf_time_to_disk_stamp(&fe->modificationTime, inode->i_mtime);
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@ -1618,9 +1624,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
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inode->i_sb->s_blocksize -
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sizeof(struct extendedFileEntry));
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efe->objectSize = cpu_to_le64(inode->i_size);
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efe->logicalBlocksRecorded = cpu_to_le64(
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(inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >>
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(blocksize_bits - 9));
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efe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
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if (iinfo->i_crtime.tv_sec > inode->i_atime.tv_sec ||
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(iinfo->i_crtime.tv_sec == inode->i_atime.tv_sec &&
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