diff options
| -rw-r--r-- | fs/udf/inode.c | 14 | ||||
| -rw-r--r-- | fs/udf/super.c | 10 | ||||
| -rw-r--r-- | fs/udf/udfdecl.h | 13 |
3 files changed, 26 insertions, 11 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c index 08598843288f..c9b4df5810d5 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -1277,7 +1277,7 @@ update_time: */ #define UDF_MAX_ICB_NESTING 1024 -static int udf_read_inode(struct inode *inode) +static int udf_read_inode(struct inode *inode, bool hidden_inode) { struct buffer_head *bh = NULL; struct fileEntry *fe; @@ -1436,8 +1436,11 @@ reread: link_count = le16_to_cpu(fe->fileLinkCount); if (!link_count) { - ret = -ESTALE; - goto out; + if (!hidden_inode) { + ret = -ESTALE; + goto out; + } + link_count = 1; } set_nlink(inode, link_count); @@ -1826,7 +1829,8 @@ out: return err; } -struct inode *udf_iget(struct super_block *sb, struct kernel_lb_addr *ino) +struct inode *__udf_iget(struct super_block *sb, struct kernel_lb_addr *ino, + bool hidden_inode) { unsigned long block = udf_get_lb_pblock(sb, ino, 0); struct inode *inode = iget_locked(sb, block); @@ -1839,7 +1843,7 @@ struct inode *udf_iget(struct super_block *sb, struct kernel_lb_addr *ino) return inode; memcpy(&UDF_I(inode)->i_location, ino, sizeof(struct kernel_lb_addr)); - err = udf_read_inode(inode); + err = udf_read_inode(inode, hidden_inode); if (err < 0) { iget_failed(inode); return ERR_PTR(err); diff --git a/fs/udf/super.c b/fs/udf/super.c index 5401fc33f5cc..e229315bbf7a 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -959,7 +959,7 @@ struct inode *udf_find_metadata_inode_efe(struct super_block *sb, addr.logicalBlockNum = meta_file_loc; addr.partitionReferenceNum = partition_num; - metadata_fe = udf_iget(sb, &addr); + metadata_fe = udf_iget_special(sb, &addr); if (IS_ERR(metadata_fe)) { udf_warn(sb, "metadata inode efe not found\n"); @@ -1020,7 +1020,7 @@ static int udf_load_metadata_files(struct super_block *sb, int partition) udf_debug("Bitmap file location: block = %d part = %d\n", addr.logicalBlockNum, addr.partitionReferenceNum); - fe = udf_iget(sb, &addr); + fe = udf_iget_special(sb, &addr); if (IS_ERR(fe)) { if (sb->s_flags & MS_RDONLY) udf_warn(sb, "bitmap inode efe not found but it's ok since the disc is mounted read-only\n"); @@ -1119,7 +1119,7 @@ static int udf_fill_partdesc_info(struct super_block *sb, }; struct inode *inode; - inode = udf_iget(sb, &loc); + inode = udf_iget_special(sb, &loc); if (IS_ERR(inode)) { udf_debug("cannot load unallocSpaceTable (part %d)\n", p_index); @@ -1154,7 +1154,7 @@ static int udf_fill_partdesc_info(struct super_block *sb, }; struct inode *inode; - inode = udf_iget(sb, &loc); + inode = udf_iget_special(sb, &loc); if (IS_ERR(inode)) { udf_debug("cannot load freedSpaceTable (part %d)\n", p_index); @@ -1198,7 +1198,7 @@ static void udf_find_vat_block(struct super_block *sb, int p_index, vat_block >= map->s_partition_root && vat_block >= start_block - 3; vat_block--) { ino.logicalBlockNum = vat_block - map->s_partition_root; - inode = udf_iget(sb, &ino); + inode = udf_iget_special(sb, &ino); if (!IS_ERR(inode)) { sbi->s_vat_inode = inode; break; diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h index 742557be9936..1cc3c993ebd0 100644 --- a/fs/udf/udfdecl.h +++ b/fs/udf/udfdecl.h @@ -138,7 +138,18 @@ extern int udf_write_fi(struct inode *inode, struct fileIdentDesc *, /* file.c */ extern long udf_ioctl(struct file *, unsigned int, unsigned long); /* inode.c */ -extern struct inode *udf_iget(struct super_block *, struct kernel_lb_addr *); +extern struct inode *__udf_iget(struct super_block *, struct kernel_lb_addr *, + bool hidden_inode); +static inline struct inode *udf_iget_special(struct super_block *sb, + struct kernel_lb_addr *ino) +{ + return __udf_iget(sb, ino, true); +} +static inline struct inode *udf_iget(struct super_block *sb, + struct kernel_lb_addr *ino) +{ + return __udf_iget(sb, ino, false); +} extern int udf_expand_file_adinicb(struct inode *); extern struct buffer_head *udf_expand_dir_adinicb(struct inode *, int *, int *); extern struct buffer_head *udf_bread(struct inode *, int, int, int *); |