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authorDave Chinner <david@fromorbit.com>2010-01-20 10:47:48 +1100
committerDave Chinner <david@fromorbit.com>2010-01-20 10:47:48 +1100
commita9273ca5c6814f393e18ed66645f817b2b71e9ad (patch)
tree3714b7de8b233a31ea6995754f80349327738a88
parentb9c48649577dfc4a8c263c106d518effa24ea54b (diff)
downloadlinux-linaro-stable-a9273ca5c6814f393e18ed66645f817b2b71e9ad.tar.gz
xfs: convert attr to use unsigned names
To be consistent with the directory code, the attr code should use unsigned names. Convert the names from the vfs at the highest level to unsigned, and ænsure they are consistenly used as unsigned down to disk. Signed-off-by: Dave Chinner <david@fromorbit.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
-rw-r--r--fs/xfs/linux-2.6/xfs_acl.c11
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c18
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.h12
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl32.c4
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.c4
-rw-r--r--fs/xfs/linux-2.6/xfs_xattr.c27
-rw-r--r--fs/xfs/xfs_acl.h4
-rw-r--r--fs/xfs/xfs_attr.c38
-rw-r--r--fs/xfs/xfs_attr.h2
-rw-r--r--fs/xfs/xfs_attr_leaf.c28
-rw-r--r--fs/xfs/xfs_attr_sf.h2
-rw-r--r--fs/xfs/xfs_vnodeops.h10
12 files changed, 90 insertions, 70 deletions
diff --git a/fs/xfs/linux-2.6/xfs_acl.c b/fs/xfs/linux-2.6/xfs_acl.c
index 883ca5ab8af5..bf85bbe4a9ae 100644
--- a/fs/xfs/linux-2.6/xfs_acl.c
+++ b/fs/xfs/linux-2.6/xfs_acl.c
@@ -106,7 +106,7 @@ xfs_get_acl(struct inode *inode, int type)
struct posix_acl *acl;
struct xfs_acl *xfs_acl;
int len = sizeof(struct xfs_acl);
- char *ea_name;
+ unsigned char *ea_name;
int error;
acl = get_cached_acl(inode, type);
@@ -133,7 +133,8 @@ xfs_get_acl(struct inode *inode, int type)
if (!xfs_acl)
return ERR_PTR(-ENOMEM);
- error = -xfs_attr_get(ip, ea_name, (char *)xfs_acl, &len, ATTR_ROOT);
+ error = -xfs_attr_get(ip, ea_name, (unsigned char *)xfs_acl,
+ &len, ATTR_ROOT);
if (error) {
/*
* If the attribute doesn't exist make sure we have a negative
@@ -162,7 +163,7 @@ STATIC int
xfs_set_acl(struct inode *inode, int type, struct posix_acl *acl)
{
struct xfs_inode *ip = XFS_I(inode);
- char *ea_name;
+ unsigned char *ea_name;
int error;
if (S_ISLNK(inode->i_mode))
@@ -194,7 +195,7 @@ xfs_set_acl(struct inode *inode, int type, struct posix_acl *acl)
(sizeof(struct xfs_acl_entry) *
(XFS_ACL_MAX_ENTRIES - acl->a_count));
- error = -xfs_attr_set(ip, ea_name, (char *)xfs_acl,
+ error = -xfs_attr_set(ip, ea_name, (unsigned char *)xfs_acl,
len, ATTR_ROOT);
kfree(xfs_acl);
@@ -262,7 +263,7 @@ xfs_set_mode(struct inode *inode, mode_t mode)
}
static int
-xfs_acl_exists(struct inode *inode, char *name)
+xfs_acl_exists(struct inode *inode, unsigned char *name)
{
int len = sizeof(struct xfs_acl);
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index a034cf624437..3906e85abfdc 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -447,12 +447,12 @@ xfs_attrlist_by_handle(
int
xfs_attrmulti_attr_get(
struct inode *inode,
- char *name,
- char __user *ubuf,
+ unsigned char *name,
+ unsigned char __user *ubuf,
__uint32_t *len,
__uint32_t flags)
{
- char *kbuf;
+ unsigned char *kbuf;
int error = EFAULT;
if (*len > XATTR_SIZE_MAX)
@@ -476,12 +476,12 @@ xfs_attrmulti_attr_get(
int
xfs_attrmulti_attr_set(
struct inode *inode,
- char *name,
- const char __user *ubuf,
+ unsigned char *name,
+ const unsigned char __user *ubuf,
__uint32_t len,
__uint32_t flags)
{
- char *kbuf;
+ unsigned char *kbuf;
int error = EFAULT;
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
@@ -501,7 +501,7 @@ xfs_attrmulti_attr_set(
int
xfs_attrmulti_attr_remove(
struct inode *inode,
- char *name,
+ unsigned char *name,
__uint32_t flags)
{
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
@@ -519,7 +519,7 @@ xfs_attrmulti_by_handle(
xfs_fsop_attrmulti_handlereq_t am_hreq;
struct dentry *dentry;
unsigned int i, size;
- char *attr_name;
+ unsigned char *attr_name;
if (!capable(CAP_SYS_ADMIN))
return -XFS_ERROR(EPERM);
@@ -547,7 +547,7 @@ xfs_attrmulti_by_handle(
error = 0;
for (i = 0; i < am_hreq.opcount; i++) {
- ops[i].am_error = strncpy_from_user(attr_name,
+ ops[i].am_error = strncpy_from_user((char *)attr_name,
ops[i].am_attrname, MAXNAMELEN);
if (ops[i].am_error == 0 || ops[i].am_error == MAXNAMELEN)
error = -ERANGE;
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.h b/fs/xfs/linux-2.6/xfs_ioctl.h
index 7bd7c6afc1eb..d56173b34a2a 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.h
+++ b/fs/xfs/linux-2.6/xfs_ioctl.h
@@ -45,23 +45,23 @@ xfs_readlink_by_handle(
extern int
xfs_attrmulti_attr_get(
struct inode *inode,
- char *name,
- char __user *ubuf,
+ unsigned char *name,
+ unsigned char __user *ubuf,
__uint32_t *len,
__uint32_t flags);
extern int
- xfs_attrmulti_attr_set(
+xfs_attrmulti_attr_set(
struct inode *inode,
- char *name,
- const char __user *ubuf,
+ unsigned char *name,
+ const unsigned char __user *ubuf,
__uint32_t len,
__uint32_t flags);
extern int
xfs_attrmulti_attr_remove(
struct inode *inode,
- char *name,
+ unsigned char *name,
__uint32_t flags);
extern struct dentry *
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c
index be1527b1670c..0bf6d61f0528 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -411,7 +411,7 @@ xfs_compat_attrmulti_by_handle(
compat_xfs_fsop_attrmulti_handlereq_t am_hreq;
struct dentry *dentry;
unsigned int i, size;
- char *attr_name;
+ unsigned char *attr_name;
if (!capable(CAP_SYS_ADMIN))
return -XFS_ERROR(EPERM);
@@ -440,7 +440,7 @@ xfs_compat_attrmulti_by_handle(
error = 0;
for (i = 0; i < am_hreq.opcount; i++) {
- ops[i].am_error = strncpy_from_user(attr_name,
+ ops[i].am_error = strncpy_from_user((char *)attr_name,
compat_ptr(ops[i].am_attrname),
MAXNAMELEN);
if (ops[i].am_error == 0 || ops[i].am_error == MAXNAMELEN)
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 225946012d0b..e8566bbf0f00 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -140,10 +140,10 @@ xfs_init_security(
struct xfs_inode *ip = XFS_I(inode);
size_t length;
void *value;
- char *name;
+ unsigned char *name;
int error;
- error = security_inode_init_security(inode, dir, &name,
+ error = security_inode_init_security(inode, dir, (char **)&name,
&value, &length);
if (error) {
if (error == -EOPNOTSUPP)
diff --git a/fs/xfs/linux-2.6/xfs_xattr.c b/fs/xfs/linux-2.6/xfs_xattr.c
index 0b1878857fc3..fa01b9daba6b 100644
--- a/fs/xfs/linux-2.6/xfs_xattr.c
+++ b/fs/xfs/linux-2.6/xfs_xattr.c
@@ -45,7 +45,7 @@ xfs_xattr_get(struct dentry *dentry, const char *name,
value = NULL;
}
- error = -xfs_attr_get(ip, name, value, &asize, xflags);
+ error = -xfs_attr_get(ip, (unsigned char *)name, value, &asize, xflags);
if (error)
return error;
return asize;
@@ -67,8 +67,9 @@ xfs_xattr_set(struct dentry *dentry, const char *name, const void *value,
xflags |= ATTR_REPLACE;
if (!value)
- return -xfs_attr_remove(ip, name, xflags);
- return -xfs_attr_set(ip, name, (void *)value, size, xflags);
+ return -xfs_attr_remove(ip, (unsigned char *)name, xflags);
+ return -xfs_attr_set(ip, (unsigned char *)name,
+ (void *)value, size, xflags);
}
static struct xattr_handler xfs_xattr_user_handler = {
@@ -124,8 +125,13 @@ static const char *xfs_xattr_prefix(int flags)
}
static int
-xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
- char *name, int namelen, int valuelen, char *value)
+xfs_xattr_put_listent(
+ struct xfs_attr_list_context *context,
+ int flags,
+ unsigned char *name,
+ int namelen,
+ int valuelen,
+ unsigned char *value)
{
unsigned int prefix_len = xfs_xattr_prefix_len(flags);
char *offset;
@@ -148,7 +154,7 @@ xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
offset = (char *)context->alist + context->count;
strncpy(offset, xfs_xattr_prefix(flags), prefix_len);
offset += prefix_len;
- strncpy(offset, name, namelen); /* real name */
+ strncpy(offset, (char *)name, namelen); /* real name */
offset += namelen;
*offset = '\0';
context->count += prefix_len + namelen + 1;
@@ -156,8 +162,13 @@ xfs_xattr_put_listent(struct xfs_attr_list_context *context, int flags,
}
static int
-xfs_xattr_put_listent_sizes(struct xfs_attr_list_context *context, int flags,
- char *name, int namelen, int valuelen, char *value)
+xfs_xattr_put_listent_sizes(
+ struct xfs_attr_list_context *context,
+ int flags,
+ unsigned char *name,
+ int namelen,
+ int valuelen,
+ unsigned char *value)
{
context->count += xfs_xattr_prefix_len(flags) + namelen + 1;
return 0;
diff --git a/fs/xfs/xfs_acl.h b/fs/xfs/xfs_acl.h
index 00fd357c3e46..d13eeba2c8f8 100644
--- a/fs/xfs/xfs_acl.h
+++ b/fs/xfs/xfs_acl.h
@@ -36,8 +36,8 @@ struct xfs_acl {
};
/* On-disk XFS extended attribute names */
-#define SGI_ACL_FILE "SGI_ACL_FILE"
-#define SGI_ACL_DEFAULT "SGI_ACL_DEFAULT"
+#define SGI_ACL_FILE (unsigned char *)"SGI_ACL_FILE"
+#define SGI_ACL_DEFAULT (unsigned char *)"SGI_ACL_DEFAULT"
#define SGI_ACL_FILE_SIZE (sizeof(SGI_ACL_FILE)-1)
#define SGI_ACL_DEFAULT_SIZE (sizeof(SGI_ACL_DEFAULT)-1)
diff --git a/fs/xfs/xfs_attr.c b/fs/xfs/xfs_attr.c
index 9d11ebad43b6..f7b426a1b6ee 100644
--- a/fs/xfs/xfs_attr.c
+++ b/fs/xfs/xfs_attr.c
@@ -93,12 +93,12 @@ STATIC int xfs_attr_rmtval_remove(xfs_da_args_t *args);
STATIC int
xfs_attr_name_to_xname(
struct xfs_name *xname,
- const char *aname)
+ const unsigned char *aname)
{
if (!aname)
return EINVAL;
xname->name = aname;
- xname->len = strlen(aname);
+ xname->len = strlen((char *)aname);
if (xname->len >= MAXNAMELEN)
return EFAULT; /* match IRIX behaviour */
@@ -124,7 +124,7 @@ STATIC int
xfs_attr_get_int(
struct xfs_inode *ip,
struct xfs_name *name,
- char *value,
+ unsigned char *value,
int *valuelenp,
int flags)
{
@@ -171,8 +171,8 @@ xfs_attr_get_int(
int
xfs_attr_get(
xfs_inode_t *ip,
- const char *name,
- char *value,
+ const unsigned char *name,
+ unsigned char *value,
int *valuelenp,
int flags)
{
@@ -235,8 +235,12 @@ xfs_attr_calc_size(
}
STATIC int
-xfs_attr_set_int(xfs_inode_t *dp, struct xfs_name *name,
- char *value, int valuelen, int flags)
+xfs_attr_set_int(
+ struct xfs_inode *dp,
+ struct xfs_name *name,
+ unsigned char *value,
+ int valuelen,
+ int flags)
{
xfs_da_args_t args;
xfs_fsblock_t firstblock;
@@ -452,8 +456,8 @@ out:
int
xfs_attr_set(
xfs_inode_t *dp,
- const char *name,
- char *value,
+ const unsigned char *name,
+ unsigned char *value,
int valuelen,
int flags)
{
@@ -600,7 +604,7 @@ out:
int
xfs_attr_remove(
xfs_inode_t *dp,
- const char *name,
+ const unsigned char *name,
int flags)
{
int error;
@@ -669,9 +673,13 @@ xfs_attr_list_int(xfs_attr_list_context_t *context)
*/
/*ARGSUSED*/
STATIC int
-xfs_attr_put_listent(xfs_attr_list_context_t *context, int flags,
- char *name, int namelen,
- int valuelen, char *value)
+xfs_attr_put_listent(
+ xfs_attr_list_context_t *context,
+ int flags,
+ unsigned char *name,
+ int namelen,
+ int valuelen,
+ unsigned char *value)
{
struct attrlist *alist = (struct attrlist *)context->alist;
attrlist_ent_t *aep;
@@ -1980,7 +1988,7 @@ xfs_attr_rmtval_get(xfs_da_args_t *args)
xfs_bmbt_irec_t map[ATTR_RMTVALUE_MAPSIZE];
xfs_mount_t *mp;
xfs_daddr_t dblkno;
- xfs_caddr_t dst;
+ void *dst;
xfs_buf_t *bp;
int nmap, error, tmp, valuelen, blkcnt, i;
xfs_dablk_t lblkno;
@@ -2039,7 +2047,7 @@ xfs_attr_rmtval_set(xfs_da_args_t *args)
xfs_inode_t *dp;
xfs_bmbt_irec_t map;
xfs_daddr_t dblkno;
- xfs_caddr_t src;
+ void *src;
xfs_buf_t *bp;
xfs_dablk_t lblkno;
int blkcnt, valuelen, nmap, error, tmp, committed;
diff --git a/fs/xfs/xfs_attr.h b/fs/xfs/xfs_attr.h
index 9c3a24372914..e920d68ef509 100644
--- a/fs/xfs/xfs_attr.h
+++ b/fs/xfs/xfs_attr.h
@@ -113,7 +113,7 @@ typedef struct attrlist_cursor_kern {
typedef int (*put_listent_func_t)(struct xfs_attr_list_context *, int,
- char *, int, int, char *);
+ unsigned char *, int, int, unsigned char *);
typedef struct xfs_attr_list_context {
struct xfs_inode *dp; /* inode */
diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
index baf41b5af756..52519a201849 100644
--- a/fs/xfs/xfs_attr_leaf.c
+++ b/fs/xfs/xfs_attr_leaf.c
@@ -521,11 +521,11 @@ xfs_attr_shortform_to_leaf(xfs_da_args_t *args)
sfe = &sf->list[0];
for (i = 0; i < sf->hdr.count; i++) {
- nargs.name = (char *)sfe->nameval;
+ nargs.name = sfe->nameval;
nargs.namelen = sfe->namelen;
- nargs.value = (char *)&sfe->nameval[nargs.namelen];
+ nargs.value = &sfe->nameval[nargs.namelen];
nargs.valuelen = sfe->valuelen;
- nargs.hashval = xfs_da_hashname((char *)sfe->nameval,
+ nargs.hashval = xfs_da_hashname(sfe->nameval,
sfe->namelen);
nargs.flags = XFS_ATTR_NSP_ONDISK_TO_ARGS(sfe->flags);
error = xfs_attr_leaf_lookup_int(bp, &nargs); /* set a->index */
@@ -612,10 +612,10 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
for (i = 0, sfe = &sf->list[0]; i < sf->hdr.count; i++) {
error = context->put_listent(context,
sfe->flags,
- (char *)sfe->nameval,
+ sfe->nameval,
(int)sfe->namelen,
(int)sfe->valuelen,
- (char*)&sfe->nameval[sfe->namelen]);
+ &sfe->nameval[sfe->namelen]);
/*
* Either search callback finished early or
@@ -659,8 +659,8 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
}
sbp->entno = i;
- sbp->hash = xfs_da_hashname((char *)sfe->nameval, sfe->namelen);
- sbp->name = (char *)sfe->nameval;
+ sbp->hash = xfs_da_hashname(sfe->nameval, sfe->namelen);
+ sbp->name = sfe->nameval;
sbp->namelen = sfe->namelen;
/* These are bytes, and both on-disk, don't endian-flip */
sbp->valuelen = sfe->valuelen;
@@ -818,9 +818,9 @@ xfs_attr_leaf_to_shortform(xfs_dabuf_t *bp, xfs_da_args_t *args, int forkoff)
continue;
ASSERT(entry->flags & XFS_ATTR_LOCAL);
name_loc = xfs_attr_leaf_name_local(leaf, i);
- nargs.name = (char *)name_loc->nameval;
+ nargs.name = name_loc->nameval;
nargs.namelen = name_loc->namelen;
- nargs.value = (char *)&name_loc->nameval[nargs.namelen];
+ nargs.value = &name_loc->nameval[nargs.namelen];
nargs.valuelen = be16_to_cpu(name_loc->valuelen);
nargs.hashval = be32_to_cpu(entry->hashval);
nargs.flags = XFS_ATTR_NSP_ONDISK_TO_ARGS(entry->flags);
@@ -2370,10 +2370,10 @@ xfs_attr_leaf_list_int(xfs_dabuf_t *bp, xfs_attr_list_context_t *context)
retval = context->put_listent(context,
entry->flags,
- (char *)name_loc->nameval,
+ name_loc->nameval,
(int)name_loc->namelen,
be16_to_cpu(name_loc->valuelen),
- (char *)&name_loc->nameval[name_loc->namelen]);
+ &name_loc->nameval[name_loc->namelen]);
if (retval)
return retval;
} else {
@@ -2397,15 +2397,15 @@ xfs_attr_leaf_list_int(xfs_dabuf_t *bp, xfs_attr_list_context_t *context)
return retval;
retval = context->put_listent(context,
entry->flags,
- (char *)name_rmt->name,
+ name_rmt->name,
(int)name_rmt->namelen,
valuelen,
- (char*)args.value);
+ args.value);
kmem_free(args.value);
} else {
retval = context->put_listent(context,
entry->flags,
- (char *)name_rmt->name,
+ name_rmt->name,
(int)name_rmt->namelen,
valuelen,
NULL);
diff --git a/fs/xfs/xfs_attr_sf.h b/fs/xfs/xfs_attr_sf.h
index 76ab7b0cbb3a..919756e3ba53 100644
--- a/fs/xfs/xfs_attr_sf.h
+++ b/fs/xfs/xfs_attr_sf.h
@@ -52,7 +52,7 @@ typedef struct xfs_attr_sf_sort {
__uint8_t valuelen; /* length of value */
__uint8_t flags; /* flags bits (see xfs_attr_leaf.h) */
xfs_dahash_t hash; /* this entry's hash value */
- char *name; /* name value, pointer into buffer */
+ unsigned char *name; /* name value, pointer into buffer */
} xfs_attr_sf_sort_t;
#define XFS_ATTR_SF_ENTSIZE_BYNAME(nlen,vlen) /* space name/value uses */ \
diff --git a/fs/xfs/xfs_vnodeops.h b/fs/xfs/xfs_vnodeops.h
index 167a467403a5..774f40729ca1 100644
--- a/fs/xfs/xfs_vnodeops.h
+++ b/fs/xfs/xfs_vnodeops.h
@@ -43,11 +43,11 @@ int xfs_change_file_space(struct xfs_inode *ip, int cmd,
int xfs_rename(struct xfs_inode *src_dp, struct xfs_name *src_name,
struct xfs_inode *src_ip, struct xfs_inode *target_dp,
struct xfs_name *target_name, struct xfs_inode *target_ip);
-int xfs_attr_get(struct xfs_inode *ip, const char *name, char *value,
- int *valuelenp, int flags);
-int xfs_attr_set(struct xfs_inode *dp, const char *name, char *value,
- int valuelen, int flags);
-int xfs_attr_remove(struct xfs_inode *dp, const char *name, int flags);
+int xfs_attr_get(struct xfs_inode *ip, const unsigned char *name,
+ unsigned char *value, int *valuelenp, int flags);
+int xfs_attr_set(struct xfs_inode *dp, const unsigned char *name,
+ unsigned char *value, int valuelen, int flags);
+int xfs_attr_remove(struct xfs_inode *dp, const unsigned char *name, int flags);
int xfs_attr_list(struct xfs_inode *dp, char *buffer, int bufsize,
int flags, struct attrlist_cursor_kern *cursor);
ssize_t xfs_read(struct xfs_inode *ip, struct kiocb *iocb,