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-rw-r--r--fs/hpfs/anode.c2
-rw-r--r--fs/hpfs/dentry.c14
-rw-r--r--fs/hpfs/dir.c14
-rw-r--r--fs/hpfs/dnode.c21
-rw-r--r--fs/hpfs/ea.c7
-rw-r--r--fs/hpfs/hpfs_fn.h30
-rw-r--r--fs/hpfs/inode.c4
-rw-r--r--fs/hpfs/map.c6
-rw-r--r--fs/hpfs/name.c21
-rw-r--r--fs/hpfs/namei.c75
10 files changed, 106 insertions, 88 deletions
diff --git a/fs/hpfs/anode.c b/fs/hpfs/anode.c
index 1aa88c4e096..6a2f04bf3df 100644
--- a/fs/hpfs/anode.c
+++ b/fs/hpfs/anode.c
@@ -353,7 +353,7 @@ int hpfs_ea_read(struct super_block *s, secno a, int ano, unsigned pos,
}
int hpfs_ea_write(struct super_block *s, secno a, int ano, unsigned pos,
- unsigned len, char *buf)
+ unsigned len, const char *buf)
{
struct buffer_head *bh;
char *data;
diff --git a/fs/hpfs/dentry.c b/fs/hpfs/dentry.c
index 940d6d150be..67d9d36b3d5 100644
--- a/fs/hpfs/dentry.c
+++ b/fs/hpfs/dentry.c
@@ -20,8 +20,8 @@ static int hpfs_hash_dentry(struct dentry *dentry, struct qstr *qstr)
if (l == 1) if (qstr->name[0]=='.') goto x;
if (l == 2) if (qstr->name[0]=='.' || qstr->name[1]=='.') goto x;
- hpfs_adjust_length((char *)qstr->name, &l);
- /*if (hpfs_chk_name((char *)qstr->name,&l))*/
+ hpfs_adjust_length(qstr->name, &l);
+ /*if (hpfs_chk_name(qstr->name,&l))*/
/*return -ENAMETOOLONG;*/
/*return -ENOENT;*/
x:
@@ -38,14 +38,16 @@ static int hpfs_compare_dentry(struct dentry *dentry, struct qstr *a, struct qst
{
unsigned al=a->len;
unsigned bl=b->len;
- hpfs_adjust_length((char *)a->name, &al);
- /*hpfs_adjust_length((char *)b->name, &bl);*/
+ hpfs_adjust_length(a->name, &al);
+ /*hpfs_adjust_length(b->name, &bl);*/
/* 'a' is the qstr of an already existing dentry, so the name
* must be valid. 'b' must be validated first.
*/
- if (hpfs_chk_name((char *)b->name, &bl)) return 1;
- if (hpfs_compare_names(dentry->d_sb, (char *)a->name, al, (char *)b->name, bl, 0)) return 1;
+ if (hpfs_chk_name(b->name, &bl))
+ return 1;
+ if (hpfs_compare_names(dentry->d_sb, a->name, al, b->name, bl, 0))
+ return 1;
return 0;
}
diff --git a/fs/hpfs/dir.c b/fs/hpfs/dir.c
index 8865c94f55f..26e3964a4b8 100644
--- a/fs/hpfs/dir.c
+++ b/fs/hpfs/dir.c
@@ -59,7 +59,7 @@ static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
struct hpfs_dirent *de;
int lc;
long old_pos;
- char *tempname;
+ unsigned char *tempname;
int c1, c2 = 0;
int ret = 0;
@@ -158,11 +158,11 @@ static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
tempname = hpfs_translate_name(inode->i_sb, de->name, de->namelen, lc, de->not_8x3);
if (filldir(dirent, tempname, de->namelen, old_pos, de->fnode, DT_UNKNOWN) < 0) {
filp->f_pos = old_pos;
- if (tempname != (char *)de->name) kfree(tempname);
+ if (tempname != de->name) kfree(tempname);
hpfs_brelse4(&qbh);
goto out;
}
- if (tempname != (char *)de->name) kfree(tempname);
+ if (tempname != de->name) kfree(tempname);
hpfs_brelse4(&qbh);
}
out:
@@ -187,7 +187,7 @@ out:
struct dentry *hpfs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct quad_buffer_head qbh;
struct hpfs_dirent *de;
@@ -197,7 +197,7 @@ struct dentry *hpfs_lookup(struct inode *dir, struct dentry *dentry, struct name
struct hpfs_inode_info *hpfs_result;
lock_kernel();
- if ((err = hpfs_chk_name((char *)name, &len))) {
+ if ((err = hpfs_chk_name(name, &len))) {
if (err == -ENAMETOOLONG) {
unlock_kernel();
return ERR_PTR(-ENAMETOOLONG);
@@ -209,7 +209,7 @@ struct dentry *hpfs_lookup(struct inode *dir, struct dentry *dentry, struct name
* '.' and '..' will never be passed here.
*/
- de = map_dirent(dir, hpfs_i(dir)->i_dno, (char *) name, len, NULL, &qbh);
+ de = map_dirent(dir, hpfs_i(dir)->i_dno, name, len, NULL, &qbh);
/*
* This is not really a bailout, just means file not found.
@@ -250,7 +250,7 @@ struct dentry *hpfs_lookup(struct inode *dir, struct dentry *dentry, struct name
hpfs_result = hpfs_i(result);
if (!de->directory) hpfs_result->i_parent_dir = dir->i_ino;
- hpfs_decide_conv(result, (char *)name, len);
+ hpfs_decide_conv(result, name, len);
if (de->has_acl || de->has_xtd_perm) if (!(dir->i_sb->s_flags & MS_RDONLY)) {
hpfs_error(result->i_sb, "ACLs or XPERM found. This is probably HPFS386. This driver doesn't support it now. Send me some info on these structures");
diff --git a/fs/hpfs/dnode.c b/fs/hpfs/dnode.c
index fe83c2b7d2d..9b2ffadfc8c 100644
--- a/fs/hpfs/dnode.c
+++ b/fs/hpfs/dnode.c
@@ -158,7 +158,8 @@ static void set_last_pointer(struct super_block *s, struct dnode *d, dnode_secno
/* Add an entry to dnode and don't care if it grows over 2048 bytes */
-struct hpfs_dirent *hpfs_add_de(struct super_block *s, struct dnode *d, unsigned char *name,
+struct hpfs_dirent *hpfs_add_de(struct super_block *s, struct dnode *d,
+ const unsigned char *name,
unsigned namelen, secno down_ptr)
{
struct hpfs_dirent *de;
@@ -223,7 +224,7 @@ static void fix_up_ptrs(struct super_block *s, struct dnode *d)
/* Add an entry to dnode and do dnode splitting if required */
static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno,
- unsigned char *name, unsigned namelen,
+ const unsigned char *name, unsigned namelen,
struct hpfs_dirent *new_de, dnode_secno down_ptr)
{
struct quad_buffer_head qbh, qbh1, qbh2;
@@ -231,7 +232,7 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno,
dnode_secno adno, rdno;
struct hpfs_dirent *de;
struct hpfs_dirent nde;
- char *nname;
+ unsigned char *nname;
int h;
int pos;
struct buffer_head *bh;
@@ -305,7 +306,9 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno,
pos++;
}
copy_de(new_de = &nde, de);
- memcpy(name = nname, de->name, namelen = de->namelen);
+ memcpy(nname, de->name, de->namelen);
+ name = nname;
+ namelen = de->namelen;
for_all_poss(i, hpfs_pos_subst, ((loff_t)dno << 4) | pos, 4);
down_ptr = adno;
set_last_pointer(i->i_sb, ad, de->down ? de_down_pointer(de) : 0);
@@ -368,7 +371,8 @@ static int hpfs_add_to_dnode(struct inode *i, dnode_secno dno,
* I hope, now it's finally bug-free.
*/
-int hpfs_add_dirent(struct inode *i, unsigned char *name, unsigned namelen,
+int hpfs_add_dirent(struct inode *i,
+ const unsigned char *name, unsigned namelen,
struct hpfs_dirent *new_de, int cdepth)
{
struct hpfs_inode_info *hpfs_inode = hpfs_i(i);
@@ -897,7 +901,8 @@ struct hpfs_dirent *map_pos_dirent(struct inode *inode, loff_t *posp,
/* Find a dirent in tree */
-struct hpfs_dirent *map_dirent(struct inode *inode, dnode_secno dno, char *name, unsigned len,
+struct hpfs_dirent *map_dirent(struct inode *inode, dnode_secno dno,
+ const unsigned char *name, unsigned len,
dnode_secno *dd, struct quad_buffer_head *qbh)
{
struct dnode *dnode;
@@ -988,8 +993,8 @@ void hpfs_remove_dtree(struct super_block *s, dnode_secno dno)
struct hpfs_dirent *map_fnode_dirent(struct super_block *s, fnode_secno fno,
struct fnode *f, struct quad_buffer_head *qbh)
{
- char *name1;
- char *name2;
+ unsigned char *name1;
+ unsigned char *name2;
int name1len, name2len;
struct dnode *d;
dnode_secno dno, downd;
diff --git a/fs/hpfs/ea.c b/fs/hpfs/ea.c
index 547a8384571..45e53d972b4 100644
--- a/fs/hpfs/ea.c
+++ b/fs/hpfs/ea.c
@@ -62,8 +62,8 @@ static char *get_indirect_ea(struct super_block *s, int ano, secno a, int size)
return ret;
}
-static void set_indirect_ea(struct super_block *s, int ano, secno a, char *data,
- int size)
+static void set_indirect_ea(struct super_block *s, int ano, secno a,
+ const char *data, int size)
{
hpfs_ea_write(s, a, ano, 0, size, data);
}
@@ -186,7 +186,8 @@ char *hpfs_get_ea(struct super_block *s, struct fnode *fnode, char *key, int *si
* This driver can't change sizes of eas ('cause I just don't need it).
*/
-void hpfs_set_ea(struct inode *inode, struct fnode *fnode, char *key, char *data, int size)
+void hpfs_set_ea(struct inode *inode, struct fnode *fnode, const char *key,
+ const char *data, int size)
{
fnode_secno fno = inode->i_ino;
struct super_block *s = inode->i_sb;
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h
index 701ca54c086..97bf738cd5d 100644
--- a/fs/hpfs/hpfs_fn.h
+++ b/fs/hpfs/hpfs_fn.h
@@ -215,7 +215,7 @@ secno hpfs_bplus_lookup(struct super_block *, struct inode *, struct bplus_heade
secno hpfs_add_sector_to_btree(struct super_block *, secno, int, unsigned);
void hpfs_remove_btree(struct super_block *, struct bplus_header *);
int hpfs_ea_read(struct super_block *, secno, int, unsigned, unsigned, char *);
-int hpfs_ea_write(struct super_block *, secno, int, unsigned, unsigned, char *);
+int hpfs_ea_write(struct super_block *, secno, int, unsigned, unsigned, const char *);
void hpfs_ea_remove(struct super_block *, secno, int, unsigned);
void hpfs_truncate_btree(struct super_block *, secno, int, unsigned);
void hpfs_remove_fnode(struct super_block *, fnode_secno fno);
@@ -244,13 +244,17 @@ extern const struct file_operations hpfs_dir_ops;
void hpfs_add_pos(struct inode *, loff_t *);
void hpfs_del_pos(struct inode *, loff_t *);
-struct hpfs_dirent *hpfs_add_de(struct super_block *, struct dnode *, unsigned char *, unsigned, secno);
-int hpfs_add_dirent(struct inode *, unsigned char *, unsigned, struct hpfs_dirent *, int);
+struct hpfs_dirent *hpfs_add_de(struct super_block *, struct dnode *,
+ const unsigned char *, unsigned, secno);
+int hpfs_add_dirent(struct inode *, const unsigned char *, unsigned,
+ struct hpfs_dirent *, int);
int hpfs_remove_dirent(struct inode *, dnode_secno, struct hpfs_dirent *, struct quad_buffer_head *, int);
void hpfs_count_dnodes(struct super_block *, dnode_secno, int *, int *, int *);
dnode_secno hpfs_de_as_down_as_possible(struct super_block *, dnode_secno dno);
struct hpfs_dirent *map_pos_dirent(struct inode *, loff_t *, struct quad_buffer_head *);
-struct hpfs_dirent *map_dirent(struct inode *, dnode_secno, char *, unsigned, dnode_secno *, struct quad_buffer_head *);
+struct hpfs_dirent *map_dirent(struct inode *, dnode_secno,
+ const unsigned char *, unsigned, dnode_secno *,
+ struct quad_buffer_head *);
void hpfs_remove_dtree(struct super_block *, dnode_secno);
struct hpfs_dirent *map_fnode_dirent(struct super_block *, fnode_secno, struct fnode *, struct quad_buffer_head *);
@@ -259,7 +263,8 @@ struct hpfs_dirent *map_fnode_dirent(struct super_block *, fnode_secno, struct f
void hpfs_ea_ext_remove(struct super_block *, secno, int, unsigned);
int hpfs_read_ea(struct super_block *, struct fnode *, char *, char *, int);
char *hpfs_get_ea(struct super_block *, struct fnode *, char *, int *);
-void hpfs_set_ea(struct inode *, struct fnode *, char *, char *, int);
+void hpfs_set_ea(struct inode *, struct fnode *, const char *,
+ const char *, int);
/* file.c */
@@ -282,7 +287,7 @@ void hpfs_delete_inode(struct inode *);
unsigned *hpfs_map_dnode_bitmap(struct super_block *, struct quad_buffer_head *);
unsigned *hpfs_map_bitmap(struct super_block *, unsigned, struct quad_buffer_head *, char *);
-char *hpfs_load_code_page(struct super_block *, secno);
+unsigned char *hpfs_load_code_page(struct super_block *, secno);
secno *hpfs_load_bitmap_directory(struct super_block *, secno bmp);
struct fnode *hpfs_map_fnode(struct super_block *s, ino_t, struct buffer_head **);
struct anode *hpfs_map_anode(struct super_block *s, anode_secno, struct buffer_head **);
@@ -292,12 +297,13 @@ dnode_secno hpfs_fnode_dno(struct super_block *s, ino_t ino);
/* name.c */
unsigned char hpfs_upcase(unsigned char *, unsigned char);
-int hpfs_chk_name(unsigned char *, unsigned *);
-char *hpfs_translate_name(struct super_block *, unsigned char *, unsigned, int, int);
-int hpfs_compare_names(struct super_block *, unsigned char *, unsigned, unsigned char *, unsigned, int);
-int hpfs_is_name_long(unsigned char *, unsigned);
-void hpfs_adjust_length(unsigned char *, unsigned *);
-void hpfs_decide_conv(struct inode *, unsigned char *, unsigned);
+int hpfs_chk_name(const unsigned char *, unsigned *);
+unsigned char *hpfs_translate_name(struct super_block *, unsigned char *, unsigned, int, int);
+int hpfs_compare_names(struct super_block *, const unsigned char *, unsigned,
+ const unsigned char *, unsigned, int);
+int hpfs_is_name_long(const unsigned char *, unsigned);
+void hpfs_adjust_length(const unsigned char *, unsigned *);
+void hpfs_decide_conv(struct inode *, const unsigned char *, unsigned);
/* namei.c */
diff --git a/fs/hpfs/inode.c b/fs/hpfs/inode.c
index fe703ae46bc..ff90affb94e 100644
--- a/fs/hpfs/inode.c
+++ b/fs/hpfs/inode.c
@@ -46,7 +46,7 @@ void hpfs_read_inode(struct inode *i)
struct fnode *fnode;
struct super_block *sb = i->i_sb;
struct hpfs_inode_info *hpfs_inode = hpfs_i(i);
- unsigned char *ea;
+ void *ea;
int ea_size;
if (!(fnode = hpfs_map_fnode(sb, i->i_ino, &bh))) {
@@ -112,7 +112,7 @@ void hpfs_read_inode(struct inode *i)
}
}
if (fnode->dirflag) {
- unsigned n_dnodes, n_subdirs;
+ int n_dnodes, n_subdirs;
i->i_mode |= S_IFDIR;
i->i_op = &hpfs_dir_iops;
i->i_fop = &hpfs_dir_ops;
diff --git a/fs/hpfs/map.c b/fs/hpfs/map.c
index c4724589b2e..840d033ecee 100644
--- a/fs/hpfs/map.c
+++ b/fs/hpfs/map.c
@@ -35,7 +35,7 @@ unsigned int *hpfs_map_bitmap(struct super_block *s, unsigned bmp_block,
* lowercasing table
*/
-char *hpfs_load_code_page(struct super_block *s, secno cps)
+unsigned char *hpfs_load_code_page(struct super_block *s, secno cps)
{
struct buffer_head *bh;
secno cpds;
@@ -71,7 +71,7 @@ char *hpfs_load_code_page(struct super_block *s, secno cps)
brelse(bh);
return NULL;
}
- ptr = (char *)cpd + cpd->offs[cpi] + 6;
+ ptr = (unsigned char *)cpd + cpd->offs[cpi] + 6;
if (!(cp_table = kmalloc(256, GFP_KERNEL))) {
printk("HPFS: out of memory for code page table\n");
brelse(bh);
@@ -217,7 +217,7 @@ struct dnode *hpfs_map_dnode(struct super_block *s, unsigned secno,
if ((dnode = hpfs_map_4sectors(s, secno, qbh, DNODE_RD_AHEAD)))
if (hpfs_sb(s)->sb_chk) {
unsigned p, pp = 0;
- unsigned char *d = (char *)dnode;
+ unsigned char *d = (unsigned char *)dnode;
int b = 0;
if (dnode->magic != DNODE_MAGIC) {
hpfs_error(s, "bad magic on dnode %08x", secno);
diff --git a/fs/hpfs/name.c b/fs/hpfs/name.c
index 1f4a964384e..f24736d7a43 100644
--- a/fs/hpfs/name.c
+++ b/fs/hpfs/name.c
@@ -8,16 +8,16 @@
#include "hpfs_fn.h"
-static char *text_postfix[]={
+static const char *text_postfix[]={
".ASM", ".BAS", ".BAT", ".C", ".CC", ".CFG", ".CMD", ".CON", ".CPP", ".DEF",
".DOC", ".DPR", ".ERX", ".H", ".HPP", ".HTM", ".HTML", ".JAVA", ".LOG", ".PAS",
".RC", ".TEX", ".TXT", ".Y", ""};
-static char *text_prefix[]={
+static const char *text_prefix[]={
"AUTOEXEC.", "CHANGES", "COPYING", "CONFIG.", "CREDITS", "FAQ", "FILE_ID.DIZ",
"MAKEFILE", "READ.ME", "README", "TERMCAP", ""};
-void hpfs_decide_conv(struct inode *inode, unsigned char *name, unsigned len)
+void hpfs_decide_conv(struct inode *inode, const unsigned char *name, unsigned len)
{
struct hpfs_inode_info *hpfs_inode = hpfs_i(inode);
int i;
@@ -71,7 +71,7 @@ static inline unsigned char locase(unsigned char *dir, unsigned char a)
return dir[a];
}
-int hpfs_chk_name(unsigned char *name, unsigned *len)
+int hpfs_chk_name(const unsigned char *name, unsigned *len)
{
int i;
if (*len > 254) return -ENAMETOOLONG;
@@ -83,10 +83,10 @@ int hpfs_chk_name(unsigned char *name, unsigned *len)
return 0;
}
-char *hpfs_translate_name(struct super_block *s, unsigned char *from,
+unsigned char *hpfs_translate_name(struct super_block *s, unsigned char *from,
unsigned len, int lc, int lng)
{
- char *to;
+ unsigned char *to;
int i;
if (hpfs_sb(s)->sb_chk >= 2) if (hpfs_is_name_long(from, len) != lng) {
printk("HPFS: Long name flag mismatch - name ");
@@ -103,8 +103,9 @@ char *hpfs_translate_name(struct super_block *s, unsigned char *from,
return to;
}
-int hpfs_compare_names(struct super_block *s, unsigned char *n1, unsigned l1,
- unsigned char *n2, unsigned l2, int last)
+int hpfs_compare_names(struct super_block *s,
+ const unsigned char *n1, unsigned l1,
+ const unsigned char *n2, unsigned l2, int last)
{
unsigned l = l1 < l2 ? l1 : l2;
unsigned i;
@@ -120,7 +121,7 @@ int hpfs_compare_names(struct super_block *s, unsigned char *n1, unsigned l1,
return 0;
}
-int hpfs_is_name_long(unsigned char *name, unsigned len)
+int hpfs_is_name_long(const unsigned char *name, unsigned len)
{
int i,j;
for (i = 0; i < len && name[i] != '.'; i++)
@@ -134,7 +135,7 @@ int hpfs_is_name_long(unsigned char *name, unsigned len)
/* OS/2 clears dots and spaces at the end of file name, so we have to */
-void hpfs_adjust_length(unsigned char *name, unsigned *len)
+void hpfs_adjust_length(const unsigned char *name, unsigned *len)
{
if (!*len) return;
if (*len == 1 && name[0] == '.') return;
diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index 82b9c4ba9ed..11c2b4080f6 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -11,7 +11,7 @@
static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct quad_buffer_head qbh0;
struct buffer_head *bh;
@@ -24,7 +24,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
int r;
struct hpfs_dirent dee;
int err;
- if ((err = hpfs_chk_name((char *)name, &len))) return err==-ENOENT ? -EINVAL : err;
+ if ((err = hpfs_chk_name(name, &len))) return err==-ENOENT ? -EINVAL : err;
lock_kernel();
err = -ENOSPC;
fnode = hpfs_alloc_fnode(dir->i_sb, hpfs_i(dir)->i_dno, &fno, &bh);
@@ -62,7 +62,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
result->i_mode &= ~0222;
mutex_lock(&hpfs_i(dir)->i_mutex);
- r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
+ r = hpfs_add_dirent(dir, name, len, &dee, 0);
if (r == 1)
goto bail3;
if (r == -1) {
@@ -121,7 +121,7 @@ bail:
static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struct nameidata *nd)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct inode *result = NULL;
struct buffer_head *bh;
@@ -130,7 +130,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struc
int r;
struct hpfs_dirent dee;
int err;
- if ((err = hpfs_chk_name((char *)name, &len)))
+ if ((err = hpfs_chk_name(name, &len)))
return err==-ENOENT ? -EINVAL : err;
lock_kernel();
err = -ENOSPC;
@@ -155,7 +155,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struc
result->i_op = &hpfs_file_iops;
result->i_fop = &hpfs_file_ops;
result->i_nlink = 1;
- hpfs_decide_conv(result, (char *)name, len);
+ hpfs_decide_conv(result, name, len);
hpfs_i(result)->i_parent_dir = dir->i_ino;
result->i_ctime.tv_sec = result->i_mtime.tv_sec = result->i_atime.tv_sec = local_to_gmt(dir->i_sb, dee.creation_date);
result->i_ctime.tv_nsec = 0;
@@ -170,7 +170,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struc
hpfs_i(result)->mmu_private = 0;
mutex_lock(&hpfs_i(dir)->i_mutex);
- r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
+ r = hpfs_add_dirent(dir, name, len, &dee, 0);
if (r == 1)
goto bail2;
if (r == -1) {
@@ -211,7 +211,7 @@ bail:
static int hpfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t rdev)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct buffer_head *bh;
struct fnode *fnode;
@@ -220,7 +220,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t
struct hpfs_dirent dee;
struct inode *result = NULL;
int err;
- if ((err = hpfs_chk_name((char *)name, &len))) return err==-ENOENT ? -EINVAL : err;
+ if ((err = hpfs_chk_name(name, &len))) return err==-ENOENT ? -EINVAL : err;
if (hpfs_sb(dir->i_sb)->sb_eas < 2) return -EPERM;
if (!new_valid_dev(rdev))
return -EINVAL;
@@ -256,7 +256,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t
init_special_inode(result, mode, rdev);
mutex_lock(&hpfs_i(dir)->i_mutex);
- r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
+ r = hpfs_add_dirent(dir, name, len, &dee, 0);
if (r == 1)
goto bail2;
if (r == -1) {
@@ -289,7 +289,7 @@ bail:
static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *symlink)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct buffer_head *bh;
struct fnode *fnode;
@@ -298,7 +298,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
struct hpfs_dirent dee;
struct inode *result;
int err;
- if ((err = hpfs_chk_name((char *)name, &len))) return err==-ENOENT ? -EINVAL : err;
+ if ((err = hpfs_chk_name(name, &len))) return err==-ENOENT ? -EINVAL : err;
lock_kernel();
if (hpfs_sb(dir->i_sb)->sb_eas < 2) {
unlock_kernel();
@@ -335,7 +335,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
result->i_data.a_ops = &hpfs_symlink_aops;
mutex_lock(&hpfs_i(dir)->i_mutex);
- r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
+ r = hpfs_add_dirent(dir, name, len, &dee, 0);
if (r == 1)
goto bail2;
if (r == -1) {
@@ -345,7 +345,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
fnode->len = len;
memcpy(fnode->name, name, len > 15 ? 15 : len);
fnode->up = dir->i_ino;
- hpfs_set_ea(result, fnode, "SYMLINK", (char *)symlink, strlen(symlink));
+ hpfs_set_ea(result, fnode, "SYMLINK", symlink, strlen(symlink));
mark_buffer_dirty(bh);
brelse(bh);
@@ -369,7 +369,7 @@ bail:
static int hpfs_unlink(struct inode *dir, struct dentry *dentry)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct quad_buffer_head qbh;
struct hpfs_dirent *de;
@@ -381,12 +381,12 @@ static int hpfs_unlink(struct inode *dir, struct dentry *dentry)
int err;
lock_kernel();
- hpfs_adjust_length((char *)name, &len);
+ hpfs_adjust_length(name, &len);
again:
mutex_lock(&hpfs_i(inode)->i_parent_mutex);
mutex_lock(&hpfs_i(dir)->i_mutex);
err = -ENOENT;
- de = map_dirent(dir, hpfs_i(dir)->i_dno, (char *)name, len, &dno, &qbh);
+ de = map_dirent(dir, hpfs_i(dir)->i_dno, name, len, &dno, &qbh);
if (!de)
goto out;
@@ -413,22 +413,25 @@ again:
mutex_unlock(&hpfs_i(dir)->i_mutex);
mutex_unlock(&hpfs_i(inode)->i_parent_mutex);
- d_drop(dentry);
- spin_lock(&dentry->d_lock);
- if (atomic_read(&dentry->d_count) > 1 ||
- generic_permission(inode, MAY_WRITE, NULL) ||
+ dentry_unhash(dentry);
+ if (!d_unhashed(dentry)) {
+ dput(dentry);
+ unlock_kernel();
+ return -ENOSPC;
+ }
+ if (generic_permission(inode, MAY_WRITE, NULL) ||
!S_ISREG(inode->i_mode) ||
get_write_access(inode)) {
- spin_unlock(&dentry->d_lock);
d_rehash(dentry);
+ dput(dentry);
} else {
struct iattr newattrs;
- spin_unlock(&dentry->d_lock);
/*printk("HPFS: truncating file before delete.\n");*/
newattrs.ia_size = 0;
newattrs.ia_valid = ATTR_SIZE | ATTR_CTIME;
err = notify_change(dentry, &newattrs);
put_write_access(inode);
+ dput(dentry);
if (!err)
goto again;
}
@@ -451,7 +454,7 @@ out:
static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
{
- const char *name = dentry->d_name.name;
+ const unsigned char *name = dentry->d_name.name;
unsigned len = dentry->d_name.len;
struct quad_buffer_head qbh;
struct hpfs_dirent *de;
@@ -462,12 +465,12 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
int err;
int r;
- hpfs_adjust_length((char *)name, &len);
+ hpfs_adjust_length(name, &len);
lock_kernel();
mutex_lock(&hpfs_i(inode)->i_parent_mutex);
mutex_lock(&hpfs_i(dir)->i_mutex);
err = -ENOENT;
- de = map_dirent(dir, hpfs_i(dir)->i_dno, (char *)name, len, &dno, &qbh);
+ de = map_dirent(dir, hpfs_i(dir)->i_dno, name, len, &dno, &qbh);
if (!de)
goto out;
@@ -546,10 +549,10 @@ const struct address_space_operations hpfs_symlink_aops = {
static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry)
{
- char *old_name = (char *)old_dentry->d_name.name;
- int old_len = old_dentry->d_name.len;
- char *new_name = (char *)new_dentry->d_name.name;
- int new_len = new_dentry->d_name.len;
+ const unsigned char *old_name = old_dentry->d_name.name;
+ unsigned old_len = old_dentry->d_name.len;
+ const unsigned char *new_name = new_dentry->d_name.name;
+ unsigned new_len = new_dentry->d_name.len;
struct inode *i = old_dentry->d_inode;
struct inode *new_inode = new_dentry->d_inode;
struct quad_buffer_head qbh, qbh1;
@@ -560,9 +563,9 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct buffer_head *bh;
struct fnode *fnode;
int err;
- if ((err = hpfs_chk_name((char *)new_name, &new_len))) return err;
+ if ((err = hpfs_chk_name(new_name, &new_len))) return err;
err = 0;
- hpfs_adjust_length((char *)old_name, &old_len);
+ hpfs_adjust_length(old_name, &old_len);
lock_kernel();
/* order doesn't matter, due to VFS exclusion */
@@ -579,7 +582,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto end1;
}
- if (!(dep = map_dirent(old_dir, hpfs_i(old_dir)->i_dno, (char *)old_name, old_len, &dno, &qbh))) {
+ if (!(dep = map_dirent(old_dir, hpfs_i(old_dir)->i_dno, old_name, old_len, &dno, &qbh))) {
hpfs_error(i->i_sb, "lookup succeeded but map dirent failed");
err = -ENOENT;
goto end1;
@@ -590,7 +593,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (new_inode) {
int r;
if ((r = hpfs_remove_dirent(old_dir, dno, dep, &qbh, 1)) != 2) {
- if ((nde = map_dirent(new_dir, hpfs_i(new_dir)->i_dno, (char *)new_name, new_len, NULL, &qbh1))) {
+ if ((nde = map_dirent(new_dir, hpfs_i(new_dir)->i_dno, new_name, new_len, NULL, &qbh1))) {
clear_nlink(new_inode);
copy_de(nde, &de);
memcpy(nde->name, new_name, new_len);
@@ -618,7 +621,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
}
if (new_dir == old_dir)
- if (!(dep = map_dirent(old_dir, hpfs_i(old_dir)->i_dno, (char *)old_name, old_len, &dno, &qbh))) {
+ if (!(dep = map_dirent(old_dir, hpfs_i(old_dir)->i_dno, old_name, old_len, &dno, &qbh))) {
hpfs_unlock_creation(i->i_sb);
hpfs_error(i->i_sb, "lookup succeeded but map dirent failed at #2");
err = -ENOENT;
@@ -648,7 +651,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
brelse(bh);
}
hpfs_i(i)->i_conv = hpfs_sb(i->i_sb)->sb_conv;
- hpfs_decide_conv(i, (char *)new_name, new_len);
+ hpfs_decide_conv(i, new_name, new_len);
end1:
if (old_dir != new_dir)
mutex_unlock(&hpfs_i(new_dir)->i_mutex);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-27 16:31:50 +0000