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udf: Drop forward function declarations 

Move some functions to make forward declarations unnecessary.

Signed-off-by: Jan Kara <jack@suse.cz>
alistair/sunxi64-5.4-dsi
Jan Kara 2019-08-29 14:19:30 +02:00
parent 2dee5aac05
commit 8b47ea6c21
1 changed files with 49 additions and 53 deletions
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102
fs/udf/super.c
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@ -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 int udf_load_fileset(struct super_block *, struct fileSetDesc *,
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 *);
@ -769,6 +765,55 @@ static int 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)
@ -951,55 +996,6 @@ static int udf_load_metadata_files(struct super_block *sb, int partition,
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;
}
int udf_compute_nr_groups(struct super_block *sb, u32 partition)
{
struct udf_part_map *map = &UDF_SB(sb)->s_partmaps[partition];