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-rw-r--r--fs/ext2/balloc.c10
-rw-r--r--fs/ext2/super.c3
-rw-r--r--fs/ext2/xattr.c2
-rw-r--r--fs/quota/dquot.c4
-rw-r--r--fs/udf/balloc.c11
-rw-r--r--fs/udf/ecma_167.h14
-rw-r--r--fs/udf/file.c3
-rw-r--r--fs/udf/ialloc.c3
-rw-r--r--fs/udf/inode.c55
-rw-r--r--fs/udf/super.c261
-rw-r--r--fs/udf/udf_i.h6
-rw-r--r--fs/udf/udfdecl.h11
12 files changed, 248 insertions, 135 deletions
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c
index 547c165299c0..e0cc55164505 100644
--- a/fs/ext2/balloc.c
+++ b/fs/ext2/balloc.c
@@ -490,9 +490,7 @@ void ext2_free_blocks (struct inode * inode, unsigned long block,
struct ext2_super_block * es = sbi->s_es;
unsigned freed = 0, group_freed;
- if (block < le32_to_cpu(es->s_first_data_block) ||
- block + count < block ||
- block + count > le32_to_cpu(es->s_blocks_count)) {
+ if (!ext2_data_block_valid(sbi, block, count)) {
ext2_error (sb, "ext2_free_blocks",
"Freeing blocks not in datazone - "
"block = %lu, count = %lu", block, count);
@@ -1203,13 +1201,13 @@ int ext2_data_block_valid(struct ext2_sb_info *sbi, ext2_fsblk_t start_blk,
unsigned int count)
{
if ((start_blk <= le32_to_cpu(sbi->s_es->s_first_data_block)) ||
- (start_blk + count < start_blk) ||
- (start_blk > le32_to_cpu(sbi->s_es->s_blocks_count)))
+ (start_blk + count - 1 < start_blk) ||
+ (start_blk + count - 1 >= le32_to_cpu(sbi->s_es->s_blocks_count)))
return 0;
/* Ensure we do not step over superblock */
if ((start_blk <= sbi->s_sb_block) &&
- (start_blk + count >= sbi->s_sb_block))
+ (start_blk + count - 1 >= sbi->s_sb_block))
return 0;
return 1;
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index baa36c6fb71e..30c630d73f0f 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -162,8 +162,7 @@ static void ext2_put_super (struct super_block * sb)
}
db_count = sbi->s_gdb_count;
for (i = 0; i < db_count; i++)
- if (sbi->s_group_desc[i])
- brelse (sbi->s_group_desc[i]);
+ brelse(sbi->s_group_desc[i]);
kfree(sbi->s_group_desc);
kfree(sbi->s_debts);
percpu_counter_destroy(&sbi->s_freeblocks_counter);
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 79369c13cc55..0456bc990b5e 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -794,7 +794,7 @@ ext2_xattr_delete_inode(struct inode *inode)
if (!EXT2_I(inode)->i_file_acl)
goto cleanup;
- if (!ext2_data_block_valid(sbi, EXT2_I(inode)->i_file_acl, 0)) {
+ if (!ext2_data_block_valid(sbi, EXT2_I(inode)->i_file_acl, 1)) {
ext2_error(inode->i_sb, "ext2_xattr_delete_inode",
"inode %ld: xattr block %d is out of data blocks range",
inode->i_ino, EXT2_I(inode)->i_file_acl);
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index be9c471cdbc8..6e826b454082 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -2731,7 +2731,7 @@ static int do_set_dqblk(struct dquot *dquot, struct qc_dqblk *di)
if (check_blim) {
if (!dm->dqb_bsoftlimit ||
- dm->dqb_curspace + dm->dqb_rsvspace < dm->dqb_bsoftlimit) {
+ dm->dqb_curspace + dm->dqb_rsvspace <= dm->dqb_bsoftlimit) {
dm->dqb_btime = 0;
clear_bit(DQ_BLKS_B, &dquot->dq_flags);
} else if (!(di->d_fieldmask & QC_SPC_TIMER))
@@ -2740,7 +2740,7 @@ static int do_set_dqblk(struct dquot *dquot, struct qc_dqblk *di)
}
if (check_ilim) {
if (!dm->dqb_isoftlimit ||
- dm->dqb_curinodes < dm->dqb_isoftlimit) {
+ dm->dqb_curinodes <= dm->dqb_isoftlimit) {
dm->dqb_itime = 0;
clear_bit(DQ_INODES_B, &dquot->dq_flags);
} else if (!(di->d_fieldmask & QC_INO_TIMER))
diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index ec85aeaed54a..02f03fadb75b 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -325,6 +325,17 @@ got_block:
newblock = bit + (block_group << (sb->s_blocksize_bits + 3)) -
(sizeof(struct spaceBitmapDesc) << 3);
+ if (newblock >= sbi->s_partmaps[partition].s_partition_len) {
+ /*
+ * Ran off the end of the bitmap, and bits following are
+ * non-compliant (not all zero)
+ */
+ udf_err(sb, "bitmap for partition %d corrupted (block %u marked"
+ " as free, partition length is %u)\n", partition,
+ newblock, sbi->s_partmaps[partition].s_partition_len);
+ goto error_return;
+ }
+
if (!udf_clear_bit(bit, bh->b_data)) {
udf_debug("bit already cleared for block %d\n", bit);
goto repeat;
diff --git a/fs/udf/ecma_167.h b/fs/udf/ecma_167.h
index 9f24bd1a9f44..fb7f2c7bec9c 100644
--- a/fs/udf/ecma_167.h
+++ b/fs/udf/ecma_167.h
@@ -88,6 +88,20 @@ struct regid {
#define ENTITYID_FLAGS_DIRTY 0x00
#define ENTITYID_FLAGS_PROTECTED 0x01
+/* OSTA UDF 2.1.5.2 */
+#define UDF_ID_COMPLIANT "*OSTA UDF Compliant"
+
+/* OSTA UDF 2.1.5.3 */
+struct domainEntityIDSuffix {
+ uint16_t revision;
+ uint8_t flags;
+ uint8_t reserved[5];
+};
+
+/* OSTA UDF 2.1.5.3 */
+#define ENTITYIDSUFFIX_FLAGS_HARDWRITEPROTECT 0
+#define ENTITYIDSUFFIX_FLAGS_SOFTWRITEPROTECT 1
+
/* Volume Structure Descriptor (ECMA 167r3 2/9.1) */
#define VSD_STD_ID_LEN 5
struct volStructDesc {
diff --git a/fs/udf/file.c b/fs/udf/file.c
index cd31e4f6d6da..628941a6b79a 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -280,6 +280,9 @@ static int udf_setattr(struct dentry *dentry, struct iattr *attr)
return error;
}
+ if (attr->ia_valid & ATTR_MODE)
+ udf_update_extra_perms(inode, attr->ia_mode);
+
setattr_copy(inode, attr);
mark_inode_dirty(inode);
return 0;
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index f8e5872f7cc2..0adb40718a5d 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -118,6 +118,9 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode)
iinfo->i_lenAlloc = 0;
iinfo->i_use = 0;
iinfo->i_checkpoint = 1;
+ iinfo->i_extraPerms = FE_PERM_U_CHATTR;
+ udf_update_extra_perms(inode, mode);
+
if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_AD_IN_ICB))
iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;
else if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_SHORT_AD))
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 9bb18311a22f..ea80036d7897 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -45,6 +45,13 @@
#define EXTENT_MERGE_SIZE 5
+#define FE_MAPPED_PERMS (FE_PERM_U_READ | FE_PERM_U_WRITE | FE_PERM_U_EXEC | \
+ FE_PERM_G_READ | FE_PERM_G_WRITE | FE_PERM_G_EXEC | \
+ FE_PERM_O_READ | FE_PERM_O_WRITE | FE_PERM_O_EXEC)
+
+#define FE_DELETE_PERMS (FE_PERM_U_DELETE | FE_PERM_G_DELETE | \
+ FE_PERM_O_DELETE)
+
static umode_t udf_convert_permissions(struct fileEntry *);
static int udf_update_inode(struct inode *, int);
static int udf_sync_inode(struct inode *inode);
@@ -1458,6 +1465,8 @@ reread:
else
inode->i_mode = udf_convert_permissions(fe);
inode->i_mode &= ~sbi->s_umask;
+ iinfo->i_extraPerms = le32_to_cpu(fe->permissions) & ~FE_MAPPED_PERMS;
+
read_unlock(&sbi->s_cred_lock);
link_count = le16_to_cpu(fe->fileLinkCount);
@@ -1485,6 +1494,8 @@ reread:
iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
iinfo->i_lenAlloc = le32_to_cpu(fe->lengthAllocDescs);
iinfo->i_checkpoint = le32_to_cpu(fe->checkpoint);
+ iinfo->i_streamdir = 0;
+ iinfo->i_lenStreams = 0;
} else {
inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
(inode->i_sb->s_blocksize_bits - 9);
@@ -1498,6 +1509,16 @@ reread:
iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);
iinfo->i_lenAlloc = le32_to_cpu(efe->lengthAllocDescs);
iinfo->i_checkpoint = le32_to_cpu(efe->checkpoint);
+
+ /* Named streams */
+ iinfo->i_streamdir = (efe->streamDirectoryICB.extLength != 0);
+ iinfo->i_locStreamdir =
+ lelb_to_cpu(efe->streamDirectoryICB.extLocation);
+ iinfo->i_lenStreams = le64_to_cpu(efe->objectSize);
+ if (iinfo->i_lenStreams >= inode->i_size)
+ iinfo->i_lenStreams -= inode->i_size;
+ else
+ iinfo->i_lenStreams = 0;
}
inode->i_generation = iinfo->i_unique;
@@ -1619,6 +1640,23 @@ static umode_t udf_convert_permissions(struct fileEntry *fe)
return mode;
}
+void udf_update_extra_perms(struct inode *inode, umode_t mode)
+{
+ struct udf_inode_info *iinfo = UDF_I(inode);
+
+ /*
+ * UDF 2.01 sec. 3.3.3.3 Note 2:
+ * In Unix, delete permission tracks write
+ */
+ iinfo->i_extraPerms &= ~FE_DELETE_PERMS;
+ if (mode & 0200)
+ iinfo->i_extraPerms |= FE_PERM_U_DELETE;
+ if (mode & 0020)
+ iinfo->i_extraPerms |= FE_PERM_G_DELETE;
+ if (mode & 0002)
+ iinfo->i_extraPerms |= FE_PERM_O_DELETE;
+}
+
int udf_write_inode(struct inode *inode, struct writeback_control *wbc)
{
return udf_update_inode(inode, wbc->sync_mode == WB_SYNC_ALL);
@@ -1691,10 +1729,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
((inode->i_mode & 0070) << 2) |
((inode->i_mode & 0700) << 4);
- udfperms |= (le32_to_cpu(fe->permissions) &
- (FE_PERM_O_DELETE | FE_PERM_O_CHATTR |
- FE_PERM_G_DELETE | FE_PERM_G_CHATTR |
- FE_PERM_U_DELETE | FE_PERM_U_CHATTR));
+ udfperms |= iinfo->i_extraPerms;
fe->permissions = cpu_to_le32(udfperms);
if (S_ISDIR(inode->i_mode) && inode->i_nlink > 0)
@@ -1760,9 +1795,19 @@ static int udf_update_inode(struct inode *inode, int do_sync)
iinfo->i_ext.i_data,
inode->i_sb->s_blocksize -
sizeof(struct extendedFileEntry));
- efe->objectSize = cpu_to_le64(inode->i_size);
+ efe->objectSize =
+ cpu_to_le64(inode->i_size + iinfo->i_lenStreams);
efe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
+ if (iinfo->i_streamdir) {
+ struct long_ad *icb_lad = &efe->streamDirectoryICB;
+
+ icb_lad->extLocation =
+ cpu_to_lelb(iinfo->i_locStreamdir);
+ icb_lad->extLength =
+ cpu_to_le32(inode->i_sb->s_blocksize);
+ }
+
udf_adjust_time(iinfo, inode->i_atime);
udf_adjust_time(iinfo, inode->i_mtime);
udf_adjust_time(iinfo, inode->i_ctime);
diff --git a/fs/udf/super.c b/fs/udf/super.c
index a14346137361..8c28e93e9b73 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -92,10 +92,6 @@ static void udf_put_super(struct super_block *);
static int udf_sync_fs(struct super_block *, int);
static int udf_remount_fs(struct super_block *, int *, char *);
static void udf_load_logicalvolint(struct super_block *, struct kernel_extent_ad);
-static int udf_find_fileset(struct super_block *, struct kernel_lb_addr *,
- struct kernel_lb_addr *);
-static void udf_load_fileset(struct super_block *, struct buffer_head *,
- struct kernel_lb_addr *);
static void udf_open_lvid(struct super_block *);
static void udf_close_lvid(struct super_block *);
static unsigned int udf_count_free(struct super_block *);
@@ -151,9 +147,11 @@ static struct inode *udf_alloc_inode(struct super_block *sb)
ei->i_unique = 0;
ei->i_lenExtents = 0;
+ ei->i_lenStreams = 0;
ei->i_next_alloc_block = 0;
ei->i_next_alloc_goal = 0;
ei->i_strat4096 = 0;
+ ei->i_streamdir = 0;
init_rwsem(&ei->i_data_sem);
ei->cached_extent.lstart = -1;
spin_lock_init(&ei->i_extent_cache_lock);
@@ -271,8 +269,7 @@ static void udf_sb_free_bitmap(struct udf_bitmap *bitmap)
int nr_groups = bitmap->s_nr_groups;
for (i = 0; i < nr_groups; i++)
- if (bitmap->s_block_bitmap[i])
- brelse(bitmap->s_block_bitmap[i]);
+ brelse(bitmap->s_block_bitmap[i]);
kvfree(bitmap);
}
@@ -646,16 +643,67 @@ out_unlock:
return error;
}
-/* Check Volume Structure Descriptors (ECMA 167 2/9.1) */
-/* We also check any "CD-ROM Volume Descriptor Set" (ECMA 167 2/8.3.1) */
-static loff_t udf_check_vsd(struct super_block *sb)
+/*
+ * Check VSD descriptor. Returns -1 in case we are at the end of volume
+ * recognition area, 0 if the descriptor is valid but non-interesting, 1 if
+ * we found one of NSR descriptors we are looking for.
+ */
+static int identify_vsd(const struct volStructDesc *vsd)
+{
+ int ret = 0;
+
+ if (!memcmp(vsd->stdIdent, VSD_STD_ID_CD001, VSD_STD_ID_LEN)) {
+ switch (vsd->structType) {
+ case 0:
+ udf_debug("ISO9660 Boot Record found\n");
+ break;
+ case 1:
+ udf_debug("ISO9660 Primary Volume Descriptor found\n");
+ break;
+ case 2:
+ udf_debug("ISO9660 Supplementary Volume Descriptor found\n");
+ break;
+ case 3:
+ udf_debug("ISO9660 Volume Partition Descriptor found\n");
+ break;
+ case 255:
+ udf_debug("ISO9660 Volume Descriptor Set Terminator found\n");
+ break;
+ default:
+ udf_debug("ISO9660 VRS (%u) found\n", vsd->structType);
+ break;
+ }
+ } else if (!memcmp(vsd->stdIdent, VSD_STD_ID_BEA01, VSD_STD_ID_LEN))
+ ; /* ret = 0 */
+ else if (!memcmp(vsd->stdIdent, VSD_STD_ID_NSR02, VSD_STD_ID_LEN))
+ ret = 1;
+ else if (!memcmp(vsd->stdIdent, VSD_STD_ID_NSR03, VSD_STD_ID_LEN))
+ ret = 1;
+ else if (!memcmp(vsd->stdIdent, VSD_STD_ID_BOOT2, VSD_STD_ID_LEN))
+ ; /* ret = 0 */
+ else if (!memcmp(vsd->stdIdent, VSD_STD_ID_CDW02, VSD_STD_ID_LEN))
+ ; /* ret = 0 */
+ else {
+ /* TEA01 or invalid id : end of volume recognition area */
+ ret = -1;
+ }
+
+ return ret;
+}
+
+/*
+ * Check Volume Structure Descriptors (ECMA 167 2/9.1)
+ * We also check any "CD-ROM Volume Descriptor Set" (ECMA 167 2/8.3.1)
+ * @return 1 if NSR02 or NSR03 found,
+ * -1 if first sector read error, 0 otherwise
+ */
+static int udf_check_vsd(struct super_block *sb)
{
struct volStructDesc *vsd = NULL;
loff_t sector = VSD_FIRST_SECTOR_OFFSET;
int sectorsize;
struct buffer_head *bh = NULL;
- int nsr02 = 0;
- int nsr03 = 0;
+ int nsr = 0;
struct udf_sb_info *sbi;
sbi = UDF_SB(sb);
@@ -679,71 +727,36 @@ static loff_t udf_check_vsd(struct super_block *sb)
* activity. This actually happened with uninitialised SSD partitions
* (all 0xFF) before the check for the limit and all valid IDs were
* added */
- for (; !nsr02 && !nsr03 && sector < VSD_MAX_SECTOR_OFFSET;
- sector += sectorsize) {
+ for (; !nsr && sector < VSD_MAX_SECTOR_OFFSET; sector += sectorsize) {
/* Read a block */
bh = udf_tread(sb, sector >> sb->s_blocksize_bits);
if (!bh)
break;
- /* Look for ISO descriptors */
vsd = (struct volStructDesc *)(bh->b_data +
(sector & (sb->s_blocksize - 1)));
-
- if (!strncmp(vsd->stdIdent, VSD_STD_ID_CD001,
- VSD_STD_ID_LEN)) {
- switch (vsd->structType) {
- case 0:
- udf_debug("ISO9660 Boot Record found\n");
- break;
- case 1:
- udf_debug("ISO9660 Primary Volume Descriptor found\n");
- break;
- case 2:
- udf_debug("ISO9660 Supplementary Volume Descriptor found\n");
- break;
- case 3:
- udf_debug("ISO9660 Volume Partition Descriptor found\n");
- break;
- case 255:
- udf_debug("ISO9660 Volume Descriptor Set Terminator found\n");
- break;
- default:
- udf_debug("ISO9660 VRS (%u) found\n",
- vsd->structType);
- break;
- }
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_BEA01,
- VSD_STD_ID_LEN))
- ; /* nothing */
- else if (!strncmp(vsd->stdIdent, VSD_STD_ID_TEA01,
- VSD_STD_ID_LEN)) {
- brelse(bh);
- break;
- } else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR02,
- VSD_STD_ID_LEN))
- nsr02 = sector;
- else if (!strncmp(vsd->stdIdent, VSD_STD_ID_NSR03,
- VSD_STD_ID_LEN))
- nsr03 = sector;
- else if (!strncmp(vsd->stdIdent, VSD_STD_ID_BOOT2,
- VSD_STD_ID_LEN))
- ; /* nothing */
- else if (!strncmp(vsd->stdIdent, VSD_STD_ID_CDW02,
- VSD_STD_ID_LEN))
- ; /* nothing */
- else {
- /* invalid id : end of volume recognition area */
+ nsr = identify_vsd(vsd);
+ /* Found NSR or end? */
+ if (nsr) {
brelse(bh);
break;
}
+ /*
+ * Special handling for improperly formatted VRS (e.g., Win10)
+ * where components are separated by 2048 bytes even though
+ * sectors are 4K
+ */
+ if (sb->s_blocksize == 4096) {
+ nsr = identify_vsd(vsd + 1);
+ /* Ignore unknown IDs... */
+ if (nsr < 0)
+ nsr = 0;
+ }
brelse(bh);
}
- if (nsr03)
- return nsr03;
- else if (nsr02)
- return nsr02;
+ if (nsr > 0)
+ return 1;
else if (!bh && sector - (sbi->s_session << sb->s_blocksize_bits) ==
VSD_FIRST_SECTOR_OFFSET)
return -1;
@@ -751,34 +764,82 @@ static loff_t udf_check_vsd(struct super_block *sb)
return 0;
}
+static int udf_verify_domain_identifier(struct super_block *sb,
+ struct regid *ident, char *dname)
+{
+ struct domainEntityIDSuffix *suffix;
+
+ if (memcmp(ident->ident, UDF_ID_COMPLIANT, strlen(UDF_ID_COMPLIANT))) {
+ udf_warn(sb, "Not OSTA UDF compliant %s descriptor.\n", dname);
+ goto force_ro;
+ }
+ if (ident->flags & (1 << ENTITYID_FLAGS_DIRTY)) {
+ udf_warn(sb, "Possibly not OSTA UDF compliant %s descriptor.\n",
+ dname);
+ goto force_ro;
+ }
+ suffix = (struct domainEntityIDSuffix *)ident->identSuffix;
+ if (suffix->flags & (1 << ENTITYIDSUFFIX_FLAGS_HARDWRITEPROTECT) ||
+ suffix->flags & (1 << ENTITYIDSUFFIX_FLAGS_SOFTWRITEPROTECT)) {
+ if (!sb_rdonly(sb)) {
+ udf_warn(sb, "Descriptor for %s marked write protected."
+ " Forcing read only mount.\n", dname);
+ }
+ goto force_ro;
+ }
+ return 0;
+
+force_ro:
+ if (!sb_rdonly(sb))
+ return -EACCES;
+ UDF_SET_FLAG(sb, UDF_FLAG_RW_INCOMPAT);
+ return 0;
+}
+
+static int udf_load_fileset(struct super_block *sb, struct fileSetDesc *fset,
+ struct kernel_lb_addr *root)
+{
+ int ret;
+
+ ret = udf_verify_domain_identifier(sb, &fset->domainIdent, "file set");
+ if (ret < 0)
+ return ret;
+
+ *root = lelb_to_cpu(fset->rootDirectoryICB.extLocation);
+ UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);
+
+ udf_debug("Rootdir at block=%u, partition=%u\n",
+ root->logicalBlockNum, root->partitionReferenceNum);
+ return 0;
+}
+
static int udf_find_fileset(struct super_block *sb,
struct kernel_lb_addr *fileset,
struct kernel_lb_addr *root)
{
struct buffer_head *bh = NULL;
uint16_t ident;
+ int ret;
- if (fileset->logicalBlockNum != 0xFFFFFFFF ||
- fileset->partitionReferenceNum != 0xFFFF) {
- bh = udf_read_ptagged(sb, fileset, 0, &ident);
-
- if (!bh) {
- return 1;
- } else if (ident != TAG_IDENT_FSD) {
- brelse(bh);
- return 1;
- }
-
- udf_debug("Fileset at block=%u, partition=%u\n",
- fileset->logicalBlockNum,
- fileset->partitionReferenceNum);
+ if (fileset->logicalBlockNum == 0xFFFFFFFF &&
+ fileset->partitionReferenceNum == 0xFFFF)
+ return -EINVAL;
- UDF_SB(sb)->s_partition = fileset->partitionReferenceNum;
- udf_load_fileset(sb, bh, root);
+ bh = udf_read_ptagged(sb, fileset, 0, &ident);
+ if (!bh)
+ return -EIO;
+ if (ident != TAG_IDENT_FSD) {
brelse(bh);
- return 0;
+ return -EINVAL;
}
- return 1;
+
+ udf_debug("Fileset at block=%u, partition=%u\n",
+ fileset->logicalBlockNum, fileset->partitionReferenceNum);
+
+ UDF_SB(sb)->s_partition = fileset->partitionReferenceNum;
+ ret = udf_load_fileset(sb, (struct fileSetDesc *)bh->b_data, root);
+ brelse(bh);
+ return ret;
}
/*
@@ -794,9 +855,7 @@ static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
struct buffer_head *bh;
uint16_t ident;
int ret = -ENOMEM;
-#ifdef UDFFS_DEBUG
struct timestamp *ts;
-#endif
outstr = kmalloc(128, GFP_NOFS);
if (!outstr)
@@ -817,13 +876,10 @@ static int udf_load_pvoldesc(struct super_block *sb, sector_t block)
udf_disk_stamp_to_time(&UDF_SB(sb)->s_record_time,
pvoldesc->recordingDateAndTime);
-#ifdef UDFFS_DEBUG
ts = &pvoldesc->recordingDateAndTime;
udf_debug("recording time %04u/%02u/%02u %02u:%02u (%x)\n",
le16_to_cpu(ts->year), ts->month, ts->day, ts->hour,
ts->minute, le16_to_cpu(ts->typeAndTimezone));
-#endif
-
ret = udf_dstrCS0toChar(sb, outstr, 31, pvoldesc->volIdent, 32);
if (ret < 0) {
@@ -939,21 +995,6 @@ static int udf_load_metadata_files(struct super_block *sb, int partition,
return 0;
}
-static void udf_load_fileset(struct super_block *sb, struct buffer_head *bh,
- struct kernel_lb_addr *root)
-{
- struct fileSetDesc *fset;
-
- fset = (struct fileSetDesc *)bh->b_data;
-
- *root = lelb_to_cpu(fset->rootDirectoryICB.extLocation);
-
- UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);
-
- udf_debug("Rootdir at block=%u, partition=%u\n",
- root->logicalBlockNum, root->partitionReferenceNum);
-}
-
int udf_compute_nr_groups(struct super_block *sb, u32 partition)
{
struct udf_part_map *map = &UDF_SB(sb)->s_partmaps[partition];
@@ -1238,9 +1279,7 @@ static int udf_load_partdesc(struct super_block *sb, sector_t block)
* PHYSICAL partitions are already set up
*/
type1_idx = i;
-#ifdef UDFFS_DEBUG
map = NULL; /* supress 'maybe used uninitialized' warning */
-#endif
for (i = 0; i < sbi->s_partitions; i++) {
map = &sbi->s_partmaps[i];
@@ -1364,6 +1403,10 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
goto out_bh;
}
+ ret = udf_verify_domain_identifier(sb, &lvd->domainIdent,
+ "logical volume");
+ if (ret)
+ goto out_bh;
ret = udf_sb_alloc_partition_maps(sb, le32_to_cpu(lvd->numPartitionMaps));
if (ret)
goto out_bh;
@@ -1915,7 +1958,7 @@ static int udf_load_vrs(struct super_block *sb, struct udf_options *uopt,
int silent, struct kernel_lb_addr *fileset)
{
struct udf_sb_info *sbi = UDF_SB(sb);
- loff_t nsr_off;
+ int nsr = 0;
int ret;
if (!sb_set_blocksize(sb, uopt->blocksize)) {
@@ -1926,13 +1969,13 @@ static int udf_load_vrs(struct super_block *sb, struct udf_options *uopt,
sbi->s_last_block = uopt->lastblock;
if (!uopt->novrs) {
/* Check that it is NSR02 compliant */
- nsr_off = udf_check_vsd(sb);
- if (!nsr_off) {
+ nsr = udf_check_vsd(sb);
+ if (!nsr) {
if (!silent)
udf_warn(sb, "No VRS found\n");
return -EINVAL;
}
- if (nsr_off == -1)
+ if (nsr == -1)
udf_debug("Failed to read sector at offset %d. "
"Assuming open disc. Skipping validity "
"check\n", VSD_FIRST_SECTOR_OFFSET);
@@ -2216,9 +2259,9 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
UDF_SET_FLAG(sb, UDF_FLAG_RW_INCOMPAT);
}
- if (udf_find_fileset(sb, &fileset, &rootdir)) {
+ ret = udf_find_fileset(sb, &fileset, &rootdir);
+ if (ret < 0) {
udf_warn(sb, "No fileset found\n");
- ret = -EINVAL;
goto error_out;
}
diff --git a/fs/udf/udf_i.h b/fs/udf/udf_i.h
index 2ef0e212f08a..4245d1f63258 100644
--- a/fs/udf/udf_i.h
+++ b/fs/udf/udf_i.h
@@ -38,16 +38,20 @@ struct udf_inode_info {
__u32 i_next_alloc_block;
__u32 i_next_alloc_goal;
__u32 i_checkpoint;
+ __u32 i_extraPerms;
unsigned i_alloc_type : 3;
unsigned i_efe : 1; /* extendedFileEntry */
unsigned i_use : 1; /* unallocSpaceEntry */
unsigned i_strat4096 : 1;
- unsigned reserved : 26;
+ unsigned i_streamdir : 1;
+ unsigned reserved : 25;
union {
struct short_ad *i_sad;
struct long_ad *i_lad;
__u8 *i_data;
} i_ext;
+ struct kernel_lb_addr i_locStreamdir;
+ __u64 i_lenStreams;
struct rw_semaphore i_data_sem;
struct udf_ext_cache cached_extent;
/* Spinlock for protecting extent cache */
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index d89ef71887fc..9dd0814f1077 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -31,16 +31,8 @@ extern __printf(3, 4) void _udf_warn(struct super_block *sb,
#define udf_info(fmt, ...) \
pr_info("INFO " fmt, ##__VA_ARGS__)
-#undef UDFFS_DEBUG
-
-#ifdef UDFFS_DEBUG
-#define udf_debug(fmt, ...) \
- printk(KERN_DEBUG pr_fmt("%s:%d:%s: " fmt), \
- __FILE__, __LINE__, __func__, ##__VA_ARGS__)
-#else
#define udf_debug(fmt, ...) \
- no_printk(fmt, ##__VA_ARGS__)
-#endif
+ pr_debug("%s:%d:%s: " fmt, __FILE__, __LINE__, __func__, ##__VA_ARGS__)
#define udf_fixed_to_variable(x) ( ( ( (x) >> 5 ) * 39 ) + ( (x) & 0x0000001F ) )
#define udf_variable_to_fixed(x) ( ( ( (x) / 39 ) << 5 ) + ( (x) % 39 ) )
@@ -178,6 +170,7 @@ extern int8_t udf_next_aext(struct inode *, struct extent_position *,
struct kernel_lb_addr *, uint32_t *, int);
extern int8_t udf_current_aext(struct inode *, struct extent_position *,
struct kernel_lb_addr *, uint32_t *, int);
+extern void udf_update_extra_perms(struct inode *inode, umode_t mode);
/* misc.c */
extern struct buffer_head *udf_tgetblk(struct super_block *sb,
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-29 15:20:21 +0000