diff options
Diffstat (limited to 'fs/udf/super.c')
-rw-r--r-- | fs/udf/super.c | 68 |
1 files changed, 33 insertions, 35 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c index e58123ad75ba..dfe043a36593 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -826,59 +826,57 @@ out1: return ret; } +struct inode *udf_find_metadata_inode_efe(struct super_block *sb, + u32 meta_file_loc, u32 partition_num) +{ + struct kernel_lb_addr addr; + struct inode *metadata_fe; + + addr.logicalBlockNum = meta_file_loc; + addr.partitionReferenceNum = partition_num; + + metadata_fe = udf_iget(sb, &addr); + + if (metadata_fe == NULL) + udf_warn(sb, "metadata inode efe not found\n"); + else if (UDF_I(metadata_fe)->i_alloc_type != ICBTAG_FLAG_AD_SHORT) { + udf_warn(sb, "metadata inode efe does not have short allocation descriptors!\n"); + iput(metadata_fe); + metadata_fe = NULL; + } + + return metadata_fe; +} + static int udf_load_metadata_files(struct super_block *sb, int partition) { struct udf_sb_info *sbi = UDF_SB(sb); struct udf_part_map *map; struct udf_meta_data *mdata; struct kernel_lb_addr addr; - int fe_error = 0; map = &sbi->s_partmaps[partition]; mdata = &map->s_type_specific.s_metadata; /* metadata address */ - addr.logicalBlockNum = mdata->s_meta_file_loc; - addr.partitionReferenceNum = map->s_partition_num; - udf_debug("Metadata file location: block = %d part = %d\n", - addr.logicalBlockNum, addr.partitionReferenceNum); + mdata->s_meta_file_loc, map->s_partition_num); - mdata->s_metadata_fe = udf_iget(sb, &addr); + mdata->s_metadata_fe = udf_find_metadata_inode_efe(sb, + mdata->s_meta_file_loc, map->s_partition_num); if (mdata->s_metadata_fe == NULL) { - udf_warn(sb, "metadata inode efe not found, will try mirror inode\n"); - fe_error = 1; - } else if (UDF_I(mdata->s_metadata_fe)->i_alloc_type != - ICBTAG_FLAG_AD_SHORT) { - udf_warn(sb, "metadata inode efe does not have short allocation descriptors!\n"); - fe_error = 1; - iput(mdata->s_metadata_fe); - mdata->s_metadata_fe = NULL; - } - - /* mirror file entry */ - addr.logicalBlockNum = mdata->s_mirror_file_loc; - addr.partitionReferenceNum = map->s_partition_num; + /* mirror file entry */ + udf_debug("Mirror metadata file location: block = %d part = %d\n", + mdata->s_mirror_file_loc, map->s_partition_num); - udf_debug("Mirror metadata file location: block = %d part = %d\n", - addr.logicalBlockNum, addr.partitionReferenceNum); + mdata->s_mirror_fe = udf_find_metadata_inode_efe(sb, + mdata->s_mirror_file_loc, map->s_partition_num); - mdata->s_mirror_fe = udf_iget(sb, &addr); - - if (mdata->s_mirror_fe == NULL) { - if (fe_error) { - udf_err(sb, "mirror inode efe not found and metadata inode is missing too, exiting...\n"); - goto error_exit; - } else - udf_warn(sb, "mirror inode efe not found, but metadata inode is OK\n"); - } else if (UDF_I(mdata->s_mirror_fe)->i_alloc_type != - ICBTAG_FLAG_AD_SHORT) { - udf_warn(sb, "mirror inode efe does not have short allocation descriptors!\n"); - iput(mdata->s_mirror_fe); - mdata->s_mirror_fe = NULL; - if (fe_error) + if (mdata->s_mirror_fe == NULL) { + udf_err(sb, "Both metadata and mirror metadata inode efe can not found\n"); goto error_exit; + } } /* |