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Subject[PATCH v2 2/3] udf: Fix signed/unsigned format specifiers
Date
Fix problems noted in compilion with -Wformat=2 -Wformat-signedness.
In particular, a mismatch between the signedness of a value and the
signedness of its format specifier can result in unsigned values being
printed as negative numbers, e.g.:

Partition (0 type 1511) starts at physical 460, block length -1779968542

...which occurs when mounting a large (> 1 TiB) UDF partition.

Changes since V1:
* Fixed additional issues noted in udf_bitmap_free_blocks(),
udf_get_fileident(), udf_show_options()

Signed-off-by: Steven J. Magnani <steve@digidescorp.com>
---
diff -uprN a/fs/udf/balloc.c b/fs/udf/balloc.c
--- a/fs/udf/balloc.c 2017-10-11 15:18:22.039284808 -0500
+++ b/fs/udf/balloc.c 2017-10-11 15:18:45.259250760 -0500
@@ -58,7 +58,7 @@ static int __load_block_bitmap(struct su
int nr_groups = bitmap->s_nr_groups;

if (block_group >= nr_groups) {
- udf_debug("block_group (%d) > nr_groups (%d)\n",
+ udf_debug("block_group (%u) > nr_groups (%d)\n",
block_group, nr_groups);
}

@@ -122,7 +122,7 @@ static void udf_bitmap_free_blocks(struc
partmap = &sbi->s_partmaps[bloc->partitionReferenceNum];
if (bloc->logicalBlockNum + count < count ||
(bloc->logicalBlockNum + count) > partmap->s_partition_len) {
- udf_debug("%d < %d || %d + %d > %d\n",
+ udf_debug("%u < %d || %u + %u > %u\n",
bloc->logicalBlockNum, 0,
bloc->logicalBlockNum, count,
partmap->s_partition_len);
@@ -151,9 +151,9 @@ static void udf_bitmap_free_blocks(struc
bh = bitmap->s_block_bitmap[bitmap_nr];
for (i = 0; i < count; i++) {
if (udf_set_bit(bit + i, bh->b_data)) {
- udf_debug("bit %ld already set\n", bit + i);
+ udf_debug("bit %lu already set\n", bit + i);
udf_debug("byte=%2x\n",
- ((char *)bh->b_data)[(bit + i) >> 3]);
+ ((__u8 *)bh->b_data)[(bit + i) >> 3]);
}
}
udf_add_free_space(sb, sbi->s_partition, count);
@@ -363,7 +363,7 @@ static void udf_table_free_blocks(struct
partmap = &sbi->s_partmaps[bloc->partitionReferenceNum];
if (bloc->logicalBlockNum + count < count ||
(bloc->logicalBlockNum + count) > partmap->s_partition_len) {
- udf_debug("%d < %d || %d + %d > %d\n",
+ udf_debug("%u < %d || %u + %u > %u\n",
bloc->logicalBlockNum, 0,
bloc->logicalBlockNum, count,
partmap->s_partition_len);
@@ -516,7 +516,7 @@ static int udf_table_prealloc_blocks(str

while (first_block != eloc.logicalBlockNum &&
(etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
- udf_debug("eloc=%d, elen=%d, first_block=%d\n",
+ udf_debug("eloc=%u, elen=%u, first_block=%u\n",
eloc.logicalBlockNum, elen, first_block);
; /* empty loop body */
}
diff -uprN a/fs/udf/directory.c b/fs/udf/directory.c
--- a/fs/udf/directory.c 2017-10-11 15:03:12.300741772 -0500
+++ b/fs/udf/directory.c 2017-10-11 15:18:45.255250766 -0500
@@ -176,7 +176,7 @@ struct fileIdentDesc *udf_get_fileident(
if (fi->descTag.tagIdent != cpu_to_le16(TAG_IDENT_FID)) {
udf_debug("0x%x != TAG_IDENT_FID\n",
le16_to_cpu(fi->descTag.tagIdent));
- udf_debug("offset: %u sizeof: %lu bufsize: %u\n",
+ udf_debug("offset: %d sizeof: %lu bufsize: %d\n",
*offset, (unsigned long)sizeof(struct fileIdentDesc),
bufsize);
return NULL;
diff -uprN a/fs/udf/inode.c b/fs/udf/inode.c
--- a/fs/udf/inode.c 2017-10-11 15:18:22.039284808 -0500
+++ b/fs/udf/inode.c 2017-10-11 15:18:45.251250771 -0500
@@ -1278,14 +1278,14 @@ static int udf_read_inode(struct inode *

reread:
if (iloc->partitionReferenceNum >= sbi->s_partitions) {
- udf_debug("partition reference: %d > logical volume partitions: %d\n",
+ udf_debug("partition reference: %u > logical volume partitions: %u\n",
iloc->partitionReferenceNum, sbi->s_partitions);
return -EIO;
}

if (iloc->logicalBlockNum >=
sbi->s_partmaps[iloc->partitionReferenceNum].s_partition_len) {
- udf_debug("block=%d, partition=%d out of range\n",
+ udf_debug("block=%u, partition=%u out of range\n",
iloc->logicalBlockNum, iloc->partitionReferenceNum);
return -EIO;
}
@@ -1304,13 +1304,13 @@ reread:
*/
bh = udf_read_ptagged(inode->i_sb, iloc, 0, &ident);
if (!bh) {
- udf_err(inode->i_sb, "(ino %ld) failed !bh\n", inode->i_ino);
+ udf_err(inode->i_sb, "(ino %lu) failed !bh\n", inode->i_ino);
return -EIO;
}

if (ident != TAG_IDENT_FE && ident != TAG_IDENT_EFE &&
ident != TAG_IDENT_USE) {
- udf_err(inode->i_sb, "(ino %ld) failed ident=%d\n",
+ udf_err(inode->i_sb, "(ino %lu) failed ident=%u\n",
inode->i_ino, ident);
goto out;
}
@@ -1346,7 +1346,7 @@ reread:
}
brelse(ibh);
} else if (fe->icbTag.strategyType != cpu_to_le16(4)) {
- udf_err(inode->i_sb, "unsupported strategy type: %d\n",
+ udf_err(inode->i_sb, "unsupported strategy type: %u\n",
le16_to_cpu(fe->icbTag.strategyType));
goto out;
}
@@ -1547,7 +1547,7 @@ reread:
udf_debug("METADATA BITMAP FILE-----\n");
break;
default:
- udf_err(inode->i_sb, "(ino %ld) failed unknown file type=%d\n",
+ udf_err(inode->i_sb, "(ino %lu) failed unknown file type=%u\n",
inode->i_ino, fe->icbTag.fileType);
goto out;
}
@@ -2091,7 +2091,7 @@ int8_t udf_next_aext(struct inode *inode
block = udf_get_lb_pblock(inode->i_sb, &epos->block, 0);
epos->bh = udf_tread(inode->i_sb, block);
if (!epos->bh) {
- udf_debug("reading block %d failed!\n", block);
+ udf_debug("reading block %u failed!\n", block);
return -1;
}
}
@@ -2146,7 +2146,7 @@ int8_t udf_current_aext(struct inode *in
*elen = le32_to_cpu(lad->extLength) & UDF_EXTENT_LENGTH_MASK;
break;
default:
- udf_debug("alloc_type = %d unsupported\n", iinfo->i_alloc_type);
+ udf_debug("alloc_type = %u unsupported\n", iinfo->i_alloc_type);
return -1;
}

diff -uprN a/fs/udf/misc.c b/fs/udf/misc.c
--- a/fs/udf/misc.c 2017-10-11 15:18:22.039284808 -0500
+++ b/fs/udf/misc.c 2017-10-11 15:18:45.251250771 -0500
@@ -209,7 +209,7 @@ struct buffer_head *udf_read_tagged(stru

bh = udf_tread(sb, block);
if (!bh) {
- udf_err(sb, "read failed, block=%u, location=%d\n",
+ udf_err(sb, "read failed, block=%u, location=%u\n",
block, location);
return NULL;
}
@@ -247,7 +247,7 @@ struct buffer_head *udf_read_tagged(stru
le16_to_cpu(tag_p->descCRCLength)))
return bh;

- udf_debug("Crc failure block %d: crc = %d, crclen = %d\n", block,
+ udf_debug("Crc failure block %u: crc = %u, crclen = %u\n", block,
le16_to_cpu(tag_p->descCRC),
le16_to_cpu(tag_p->descCRCLength));
error_out:
diff -uprN a/fs/udf/namei.c b/fs/udf/namei.c
--- a/fs/udf/namei.c 2017-10-11 15:18:22.039284808 -0500
+++ b/fs/udf/namei.c 2017-10-11 15:18:45.251250771 -0500
@@ -840,7 +840,7 @@ static int udf_rmdir(struct inode *dir,
if (retval)
goto end_rmdir;
if (inode->i_nlink != 2)
- udf_warn(inode->i_sb, "empty directory has nlink != 2 (%d)\n",
+ udf_warn(inode->i_sb, "empty directory has nlink != 2 (%u)\n",
inode->i_nlink);
clear_nlink(inode);
inode->i_size = 0;
@@ -882,7 +882,7 @@ static int udf_unlink(struct inode *dir,
goto end_unlink;

if (!inode->i_nlink) {
- udf_debug("Deleting nonexistent file (%lu), %d\n",
+ udf_debug("Deleting nonexistent file (%lu), %u\n",
inode->i_ino, inode->i_nlink);
set_nlink(inode, 1);
}
diff -uprN a/fs/udf/partition.c b/fs/udf/partition.c
--- a/fs/udf/partition.c 2017-10-11 15:18:22.039284808 -0500
+++ b/fs/udf/partition.c 2017-10-11 15:18:45.267250749 -0500
@@ -32,7 +32,7 @@ uint32_t udf_get_pblock(struct super_blo
struct udf_sb_info *sbi = UDF_SB(sb);
struct udf_part_map *map;
if (partition >= sbi->s_partitions) {
- udf_debug("block=%d, partition=%d, offset=%d: invalid partition\n",
+ udf_debug("block=%u, partition=%u, offset=%u: invalid partition\n",
block, partition, offset);
return 0xFFFFFFFF;
}
@@ -59,7 +59,7 @@ uint32_t udf_get_pblock_virt15(struct su
vdata = &map->s_type_specific.s_virtual;

if (block > vdata->s_num_entries) {
- udf_debug("Trying to access block beyond end of VAT (%d max %d)\n",
+ udf_debug("Trying to access block beyond end of VAT (%u max %u)\n",
block, vdata->s_num_entries);
return 0xFFFFFFFF;
}
@@ -83,7 +83,7 @@ uint32_t udf_get_pblock_virt15(struct su

bh = sb_bread(sb, loc);
if (!bh) {
- udf_debug("get_pblock(UDF_VIRTUAL_MAP:%p,%d,%d) VAT: %d[%d]\n",
+ udf_debug("get_pblock(UDF_VIRTUAL_MAP:%p,%u,%u) VAT: %u[%u]\n",
sb, block, partition, loc, index);
return 0xFFFFFFFF;
}
diff -uprN a/fs/udf/super.c b/fs/udf/super.c
--- a/fs/udf/super.c 2017-10-11 15:18:22.043284803 -0500
+++ b/fs/udf/super.c 2017-10-11 15:18:45.267250749 -0500
@@ -366,7 +366,7 @@ static int udf_show_options(struct seq_f
if (sbi->s_dmode != UDF_INVALID_MODE)
seq_printf(seq, ",dmode=%ho", sbi->s_dmode);
if (UDF_QUERY_FLAG(sb, UDF_FLAG_SESSION_SET))
- seq_printf(seq, ",session=%u", sbi->s_session);
+ seq_printf(seq, ",session=%d", sbi->s_session);
if (UDF_QUERY_FLAG(sb, UDF_FLAG_LASTBLOCK_SET))
seq_printf(seq, ",lastblock=%u", sbi->s_last_block);
if (sbi->s_anchor != 0)
@@ -705,7 +705,7 @@ static loff_t udf_check_vsd(struct super

sector += (sbi->s_session << sb->s_blocksize_bits);

- udf_debug("Starting at sector %u (%ld byte sectors)\n",
+ udf_debug("Starting at sector %u (%lu byte sectors)\n",
(unsigned int)(sector >> sb->s_blocksize_bits),
sb->s_blocksize);
/* Process the sequence (if applicable). The hard limit on the sector
@@ -868,7 +868,7 @@ static int udf_find_fileset(struct super

if ((fileset->logicalBlockNum != 0xFFFFFFFF ||
fileset->partitionReferenceNum != 0xFFFF) && bh) {
- udf_debug("Fileset at block=%d, partition=%d\n",
+ udf_debug("Fileset at block=%u, partition=%u\n",
fileset->logicalBlockNum,
fileset->partitionReferenceNum);

@@ -981,14 +981,14 @@ static int udf_load_metadata_files(struc
mdata->s_phys_partition_ref = type1_index;

/* metadata address */
- udf_debug("Metadata file location: block = %d part = %d\n",
+ udf_debug("Metadata file location: block = %u part = %u\n",
mdata->s_meta_file_loc, mdata->s_phys_partition_ref);

fe = udf_find_metadata_inode_efe(sb, mdata->s_meta_file_loc,
mdata->s_phys_partition_ref);
if (IS_ERR(fe)) {
/* mirror file entry */
- udf_debug("Mirror metadata file location: block = %d part = %d\n",
+ udf_debug("Mirror metadata file location: block = %u part = %u\n",
mdata->s_mirror_file_loc, mdata->s_phys_partition_ref);

fe = udf_find_metadata_inode_efe(sb, mdata->s_mirror_file_loc,
@@ -1012,7 +1012,7 @@ static int udf_load_metadata_files(struc
addr.logicalBlockNum = mdata->s_bitmap_file_loc;
addr.partitionReferenceNum = mdata->s_phys_partition_ref;

- udf_debug("Bitmap file location: block = %d part = %d\n",
+ udf_debug("Bitmap file location: block = %u part = %u\n",
addr.logicalBlockNum, addr.partitionReferenceNum);

fe = udf_iget_special(sb, &addr);
@@ -1042,7 +1042,7 @@ static void udf_load_fileset(struct supe

UDF_SB(sb)->s_serial_number = le16_to_cpu(fset->descTag.tagSerialNum);

- udf_debug("Rootdir at block=%d, partition=%d\n",
+ udf_debug("Rootdir at block=%u, partition=%u\n",
root->logicalBlockNum, root->partitionReferenceNum);
}

@@ -1097,7 +1097,7 @@ static int udf_fill_partdesc_info(struct
if (p->accessType == cpu_to_le32(PD_ACCESS_TYPE_OVERWRITABLE))
map->s_partition_flags |= UDF_PART_FLAG_OVERWRITABLE;

- udf_debug("Partition (%d type %x) starts at physical %d, block length %d\n",
+ udf_debug("Partition (%d type %x) starts at physical %u, block length %u\n",
p_index, map->s_partition_type,
map->s_partition_root, map->s_partition_len);

@@ -1122,7 +1122,7 @@ static int udf_fill_partdesc_info(struct
}
map->s_uspace.s_table = inode;
map->s_partition_flags |= UDF_PART_FLAG_UNALLOC_TABLE;
- udf_debug("unallocSpaceTable (part %d) @ %ld\n",
+ udf_debug("unallocSpaceTable (part %d) @ %lu\n",
p_index, map->s_uspace.s_table->i_ino);
}

@@ -1134,7 +1134,7 @@ static int udf_fill_partdesc_info(struct
bitmap->s_extPosition = le32_to_cpu(
phd->unallocSpaceBitmap.extPosition);
map->s_partition_flags |= UDF_PART_FLAG_UNALLOC_BITMAP;
- udf_debug("unallocSpaceBitmap (part %d) @ %d\n",
+ udf_debug("unallocSpaceBitmap (part %d) @ %u\n",
p_index, bitmap->s_extPosition);
}

@@ -1157,7 +1157,7 @@ static int udf_fill_partdesc_info(struct
}
map->s_fspace.s_table = inode;
map->s_partition_flags |= UDF_PART_FLAG_FREED_TABLE;
- udf_debug("freedSpaceTable (part %d) @ %ld\n",
+ udf_debug("freedSpaceTable (part %d) @ %lu\n",
p_index, map->s_fspace.s_table->i_ino);
}

@@ -1169,7 +1169,7 @@ static int udf_fill_partdesc_info(struct
bitmap->s_extPosition = le32_to_cpu(
phd->freedSpaceBitmap.extPosition);
map->s_partition_flags |= UDF_PART_FLAG_FREED_BITMAP;
- udf_debug("freedSpaceBitmap (part %d) @ %d\n",
+ udf_debug("freedSpaceBitmap (part %d) @ %u\n",
p_index, bitmap->s_extPosition);
}
return 0;
@@ -1282,7 +1282,7 @@ static int udf_load_partdesc(struct supe
/* First scan for TYPE1 and SPARABLE partitions */
for (i = 0; i < sbi->s_partitions; i++) {
map = &sbi->s_partmaps[i];
- udf_debug("Searching map: (%d == %d)\n",
+ udf_debug("Searching map: (%u == %u)\n",
map->s_partition_num, partitionNumber);
if (map->s_partition_num == partitionNumber &&
(map->s_partition_type == UDF_TYPE1_MAP15 ||
@@ -1291,7 +1291,7 @@ static int udf_load_partdesc(struct supe
}

if (i >= sbi->s_partitions) {
- udf_debug("Partition (%d) not found in partition map\n",
+ udf_debug("Partition (%u) not found in partition map\n",
partitionNumber);
ret = 0;
goto out_bh;
@@ -1483,7 +1483,7 @@ static int udf_load_logicalvol(struct su
struct metadataPartitionMap *mdm =
(struct metadataPartitionMap *)
&(lvd->partitionMaps[offset]);
- udf_debug("Parsing Logical vol part %d type %d id=%s\n",
+ udf_debug("Parsing Logical vol part %d type %u id=%s\n",
i, type, UDF_ID_METADATA);

map->s_partition_type = UDF_METADATA_MAP25;
@@ -1505,17 +1505,17 @@ static int udf_load_logicalvol(struct su
udf_debug("Metadata Ident suffix=0x%x\n",
le16_to_cpu(*(__le16 *)
mdm->partIdent.identSuffix));
- udf_debug("Metadata part num=%d\n",
+ udf_debug("Metadata part num=%u\n",
le16_to_cpu(mdm->partitionNum));
- udf_debug("Metadata part alloc unit size=%d\n",
+ udf_debug("Metadata part alloc unit size=%u\n",
le32_to_cpu(mdm->allocUnitSize));
- udf_debug("Metadata file loc=%d\n",
+ udf_debug("Metadata file loc=%u\n",
le32_to_cpu(mdm->metadataFileLoc));
- udf_debug("Mirror file loc=%d\n",
+ udf_debug("Mirror file loc=%u\n",
le32_to_cpu(mdm->metadataMirrorFileLoc));
- udf_debug("Bitmap file loc=%d\n",
+ udf_debug("Bitmap file loc=%u\n",
le32_to_cpu(mdm->metadataBitmapFileLoc));
- udf_debug("Flags: %d %d\n",
+ udf_debug("Flags: %d %u\n",
mdata->s_flags, mdm->flags);
} else {
udf_debug("Unknown ident: %s\n",
@@ -1525,7 +1525,7 @@ static int udf_load_logicalvol(struct su
map->s_volumeseqnum = le16_to_cpu(upm2->volSeqNum);
map->s_partition_num = le16_to_cpu(upm2->partitionNum);
}
- udf_debug("Partition (%d:%d) type %d on volume %d\n",
+ udf_debug("Partition (%d:%u) type %u on volume %u\n",
i, map->s_partition_num, type, map->s_volumeseqnum);
}

@@ -1533,7 +1533,7 @@ static int udf_load_logicalvol(struct su
struct long_ad *la = (struct long_ad *)&(lvd->logicalVolContentsUse[0]);

*fileset = lelb_to_cpu(la->extLocation);
- udf_debug("FileSet found in LogicalVolDesc at block=%d, partition=%d\n",
+ udf_debug("FileSet found in LogicalVolDesc at block=%u, partition=%u\n",
fileset->logicalBlockNum,
fileset->partitionReferenceNum);
}
@@ -2159,7 +2159,7 @@ static int udf_fill_super(struct super_b
ret = udf_load_vrs(sb, &uopt, silent, &fileset);
if (ret < 0) {
if (!silent && ret != -EACCES) {
- pr_notice("Scanning with blocksize %d failed\n",
+ pr_notice("Scanning with blocksize %u failed\n",
uopt.blocksize);
}
brelse(sbi->s_lvid_bh);
@@ -2184,7 +2184,7 @@ static int udf_fill_super(struct super_b
goto error_out;
}

- udf_debug("Lastblock=%d\n", sbi->s_last_block);
+ udf_debug("Lastblock=%u\n", sbi->s_last_block);

if (sbi->s_lvid_bh) {
struct logicalVolIntegrityDescImpUse *lvidiu =
@@ -2255,7 +2255,7 @@ static int udf_fill_super(struct super_b
/* perhaps it's not extensible enough, but for now ... */
inode = udf_iget(sb, &rootdir);
if (IS_ERR(inode)) {
- udf_err(sb, "Error in udf_iget, block=%d, partition=%d\n",
+ udf_err(sb, "Error in udf_iget, block=%u, partition=%u\n",
rootdir.logicalBlockNum, rootdir.partitionReferenceNum);
ret = PTR_ERR(inode);
goto error_out;
diff -uprN a/fs/udf/unicode.c b/fs/udf/unicode.c
--- a/fs/udf/unicode.c 2017-10-11 15:18:22.043284803 -0500
+++ b/fs/udf/unicode.c 2017-10-11 15:18:45.251250771 -0500
@@ -200,7 +200,7 @@ static int udf_name_from_CS0(uint8_t *st
cmp_id = ocu[0];
if (cmp_id != 8 && cmp_id != 16) {
memset(str_o, 0, str_max_len);
- pr_err("unknown compression code (%d)\n", cmp_id);
+ pr_err("unknown compression code (%u)\n", cmp_id);
return -EINVAL;
}
u_ch = cmp_id >> 3;
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