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udf: Fix bug in VAT mapping code

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Fix mapping of blocks using VAT when it is stored in an inode.
UDF_I(inode)->i_data already points to the beginning of VAT header so there's
no need to add udf_ext0_offset(inode).

Signed-off-by: Sebastian Manciulea <manciuleas@yahoo.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Sebastian Manciulea
2008-04-14 17:06:36 +02:00
committed by Jan Kara
parent bfb257a598
commit 47c9358a01
2 changed files with 4 additions and 5 deletions
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6
fs/udf/super.c
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@@ -1215,8 +1215,7 @@ static int udf_load_vat(struct super_block *sb, int p_index, int type1_index)
return 1;
if (map->s_partition_type == UDF_VIRTUAL_MAP15) {
map->s_type_specific.s_virtual.s_start_offset =
udf_ext0_offset(sbi->s_vat_inode);
map->s_type_specific.s_virtual.s_start_offset = 0;
map->s_type_specific.s_virtual.s_num_entries =
(sbi->s_vat_inode->i_size - 36) >> 2;
} else if (map->s_partition_type == UDF_VIRTUAL_MAP20) {
@@ -1233,8 +1232,7 @@ static int udf_load_vat(struct super_block *sb, int p_index, int type1_index)
}
map->s_type_specific.s_virtual.s_start_offset =
le16_to_cpu(vat20->lengthHeader) +
udf_ext0_offset(sbi->s_vat_inode);
le16_to_cpu(vat20->lengthHeader);
map->s_type_specific.s_virtual.s_num_entries =
(sbi->s_vat_inode->i_size -
map->s_type_specific.s_virtual.