udf: Fix bug in VAT mapping code

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>

1 files changed, 2 insertions, 4 deletions

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 29b19678327a..8f02b30c22ef 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -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.