From b2527bfa535956d99663718b9d9aac0b8fe3f017 Mon Sep 17 00:00:00 2001 From: Steve Nickel Date: Thu, 16 Feb 2012 12:53:53 -0500 Subject: 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 Signed-off-by: Jan Kara --- fs/udf/inode.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'fs/udf/inode.c') diff --git a/fs/udf/inode.c b/fs/udf/inode.c index 91c6f2311f35..7d7528008359 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -1497,6 +1497,7 @@ static int udf_update_inode(struct inode *inode, int do_sync) struct buffer_head *bh = NULL; struct fileEntry *fe; struct extendedFileEntry *efe; + uint64_t lb_recorded; uint32_t udfperms; uint16_t icbflags; uint16_t crclen; @@ -1591,13 +1592,18 @@ static int udf_update_inode(struct inode *inode, int do_sync) dsea->minorDeviceIdent = cpu_to_le32(iminor(inode)); } + if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) + lb_recorded = 0; /* No extents => no blocks! */ + else + lb_recorded = + (inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >> + (blocksize_bits - 9); + if (iinfo->i_efe == 0) { memcpy(bh->b_data + sizeof(struct fileEntry), iinfo->i_ext.i_data, inode->i_sb->s_blocksize - sizeof(struct fileEntry)); - fe->logicalBlocksRecorded = cpu_to_le64( - (inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >> - (blocksize_bits - 9)); + fe->logicalBlocksRecorded = cpu_to_le64(lb_recorded); udf_time_to_disk_stamp(&fe->accessTime, inode->i_atime); udf_time_to_disk_stamp(&fe->modificationTime, inode->i_mtime); @@ -1618,9 +1624,7 @@ static int udf_update_inode(struct inode *inode, int do_sync) inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry)); efe->objectSize = cpu_to_le64(inode->i_size); - efe->logicalBlocksRecorded = cpu_to_le64( - (inode->i_blocks + (1 << (blocksize_bits - 9)) - 1) >> - (blocksize_bits - 9)); + efe->logicalBlocksRecorded = cpu_to_le64(lb_recorded); if (iinfo->i_crtime.tv_sec > inode->i_atime.tv_sec || (iinfo->i_crtime.tv_sec == inode->i_atime.tv_sec && -- cgit v1.2.3