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OpenCloudOS-Kernel
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udf: Use udf_bread() in udf_load_vat() 

Use udf_bread() instead of mapping and loadign buffer head manually in
udf_load_vat().

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2023-01-18 14:08:10 +01:00
parent 4215db46d5
commit 08931b7893
1 changed files with 8 additions and 5 deletions
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13
fs/udf/super.c
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@ -1176,7 +1176,6 @@ static int udf_load_vat(struct super_block *sb, int p_index, int type1_index)
struct udf_part_map *map = &sbi->s_partmaps[p_index];
struct buffer_head *bh = NULL;
struct udf_inode_info *vati;
uint32_t pos;
struct virtualAllocationTable20 *vat20;
sector_t blocks = sb_bdev_nr_blocks(sb);
@ -1198,10 +1197,14 @@ static int udf_load_vat(struct super_block *sb, int p_index, int type1_index)
} else if (map->s_partition_type == UDF_VIRTUAL_MAP20) {
vati = UDF_I(sbi->s_vat_inode);
if (vati->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB) {
pos = udf_block_map(sbi->s_vat_inode, 0);
bh = sb_bread(sb, pos);
if (!bh)
return -EIO;
int err = 0;
bh = udf_bread(sbi->s_vat_inode, 0, 0, &err);
if (!bh) {
if (!err)
err = -EFSCORRUPTED;
return err;
}
vat20 = (struct virtualAllocationTable20 *)bh->b_data;
} else {
vat20 = (struct virtualAllocationTable20 *)